diff --git a/contracts/governance/src/curation.rs b/contracts/governance/src/curation.rs
new file mode 100644
index 0000000..22f120c
--- /dev/null
+++ b/contracts/governance/src/curation.rs
@@ -0,0 +1,5 @@
+pub struct QualityVote {
+    pub token_id: u64,
+    pub voter: Address,
+    pub score: u8,
+}
\ No newline at end of file
diff --git a/contracts/insurance/src/content_protection.rs b/contracts/insurance/src/content_protection.rs
new file mode 100644
index 0000000..e7c52d9
--- /dev/null
+++ b/contracts/insurance/src/content_protection.rs
@@ -0,0 +1,13 @@
+pub struct ContentInsurancePolicy {
+    pub token_id: u64,
+    pub coverage_amount: u128,
+    pub premium_paid: u128,
+    pub active: bool,
+}
+
+pub struct Order {
+    pub token_id: u64,
+    pub trader: Address,
+    pub price: u128,
+    pub is_buy: bool,
+}
\ No newline at end of file
diff --git a/contracts/teachlink/src/analytics.rs b/contracts/teachlink/src/analytics.rs
index 71656e7..a9ecf49 100644
--- a/contracts/teachlink/src/analytics.rs
+++ b/contracts/teachlink/src/analytics.rs
@@ -1,378 +1,108 @@
-//! Bridge Monitoring and Analytics Module
-//!
-//! This module implements comprehensive analytics and monitoring
-//! for bridge operations, validator performance, and chain metrics.
-
-use crate::errors::BridgeError;
-use crate::storage::{BRIDGE_METRICS, CHAIN_METRICS, DAILY_VOLUMES};
-use crate::types::{BridgeMetrics, ChainMetrics};
-use soroban_sdk::{Address, Bytes, Env, Map, Vec};
-
-/// Metrics update interval (1 hour)
-pub const METRICS_UPDATE_INTERVAL: u64 = 3_600;
-
-/// Analytics Manager
-pub struct AnalyticsManager;
-
-impl AnalyticsManager {
-    /// Initialize bridge metrics
-    pub fn initialize_metrics(env: &Env) -> Result<(), BridgeError> {
-        let metrics = BridgeMetrics {
-            total_volume: 0,
-            total_transactions: 0,
-            active_validators: 0,
-            average_confirmation_time: 0,
-            success_rate: 10000, // 100% in basis points
-            last_updated: env.ledger().timestamp(),
-        };
-
-        env.storage().instance().set(&BRIDGE_METRICS, &metrics);
-
-        Ok(())
-    }
-
-    /// Update bridge metrics
-    pub fn update_bridge_metrics(
-        env: &Env,
-        volume: i128,
-        transactions: u64,
-        confirmation_time: u64,
-        success: bool,
-    ) -> Result<(), BridgeError> {
-        let mut metrics: BridgeMetrics =
-            env.storage()
-                .instance()
-                .get(&BRIDGE_METRICS)
-                .unwrap_or(BridgeMetrics {
-                    total_volume: 0,
-                    total_transactions: 0,
-                    active_validators: 0,
-                    average_confirmation_time: 0,
-                    success_rate: 10000,
-                    last_updated: env.ledger().timestamp(),
-                });
-
-        // Update metrics
-        metrics.total_volume += volume;
-        metrics.total_transactions += transactions;
-
-        // Update average confirmation time (exponential moving average)
-        if metrics.total_transactions > 0 {
-            let alpha = 10; // Smoothing factor (10% weight to new value)
-            metrics.average_confirmation_time = ((metrics.average_confirmation_time
-                * (100 - alpha) as u64)
-                + (confirmation_time * alpha as u64))
-                / 100;
-        } else {
-            metrics.average_confirmation_time = confirmation_time;
-        }
-
-        // Update success rate
-        if success {
-            metrics.success_rate = ((metrics.success_rate * 99) + 10000) / 100;
-        } else {
-            metrics.success_rate = (metrics.success_rate * 99) / 100;
-        }
-
-        metrics.last_updated = env.ledger().timestamp();
-
-        env.storage().instance().set(&BRIDGE_METRICS, &metrics);
-
-        Ok(())
-    }
-
-    /// Update validator count
-    pub fn update_validator_count(env: &Env, active_validators: u32) -> Result<(), BridgeError> {
-        let mut metrics: BridgeMetrics =
-            env.storage()
-                .instance()
-                .get(&BRIDGE_METRICS)
-                .unwrap_or(BridgeMetrics {
-                    total_volume: 0,
-                    total_transactions: 0,
-                    active_validators: 0,
-                    average_confirmation_time: 0,
-                    success_rate: 10000,
-                    last_updated: env.ledger().timestamp(),
-                });
-
-        metrics.active_validators = active_validators;
-        metrics.last_updated = env.ledger().timestamp();
-
-        env.storage().instance().set(&BRIDGE_METRICS, &metrics);
-
-        Ok(())
-    }
-
-    /// Initialize chain metrics
-    pub fn initialize_chain_metrics(env: &Env, chain_id: u32) -> Result<(), BridgeError> {
-        let metrics = ChainMetrics {
-            chain_id,
-            volume_in: 0,
-            volume_out: 0,
-            transaction_count: 0,
-            average_fee: 0,
-            last_updated: env.ledger().timestamp(),
-        };
-
-        let mut chain_metrics: Map<u32, ChainMetrics> = env
-            .storage()
-            .instance()
-            .get(&CHAIN_METRICS)
-            .unwrap_or_else(|| Map::new(env));
-        chain_metrics.set(chain_id, metrics);
-        env.storage().instance().set(&CHAIN_METRICS, &chain_metrics);
-
-        Ok(())
-    }
-
-    /// Update chain metrics
-    pub fn update_chain_metrics(
-        env: &Env,
-        chain_id: u32,
-        volume: i128,
-        is_incoming: bool,
-        fee: i128,
-    ) -> Result<(), BridgeError> {
-        let mut chain_metrics: Map<u32, ChainMetrics> = env
-            .storage()
-            .instance()
-            .get(&CHAIN_METRICS)
-            .unwrap_or_else(|| Map::new(env));
-
-        let mut metrics = chain_metrics.get(chain_id).unwrap_or(ChainMetrics {
-            chain_id,
-            volume_in: 0,
-            volume_out: 0,
-            transaction_count: 0,
-            average_fee: 0,
-            last_updated: env.ledger().timestamp(),
-        });
-
-        // Update volume
-        if is_incoming {
-            metrics.volume_in += volume;
-        } else {
-            metrics.volume_out += volume;
-        }
-
-        // Update transaction count
-        metrics.transaction_count += 1;
-
-        // Update average fee
-        if metrics.transaction_count > 0 {
-            metrics.average_fee = ((metrics.average_fee * (metrics.transaction_count - 1) as i128)
-                + fee)
-                / metrics.transaction_count as i128;
-        } else {
-            metrics.average_fee = fee;
-        }
-
-        metrics.last_updated = env.ledger().timestamp();
-
-        chain_metrics.set(chain_id, metrics);
-        env.storage().instance().set(&CHAIN_METRICS, &chain_metrics);
-
-        Ok(())
-    }
-
-    /// Record daily volume
-    pub fn record_daily_volume(
-        env: &Env,
-        day_timestamp: u64,
-        volume: i128,
-        chain_id: u32,
-    ) -> Result<(), BridgeError> {
-        let mut daily_volumes: Map<(u64, u32), i128> = env
-            .storage()
-            .instance()
-            .get(&DAILY_VOLUMES)
-            .unwrap_or_else(|| Map::new(env));
-
-        let key = (day_timestamp, chain_id);
-        let current_volume = daily_volumes.get(key.clone()).unwrap_or(0);
-        daily_volumes.set(key, current_volume + volume);
-        env.storage().instance().set(&DAILY_VOLUMES, &daily_volumes);
-
-        Ok(())
-    }
-
-    /// Get daily volume
-    pub fn get_daily_volume(env: &Env, day_timestamp: u64, chain_id: u32) -> i128 {
-        let daily_volumes: Map<(u64, u32), i128> = env
-            .storage()
-            .instance()
-            .get(&DAILY_VOLUMES)
-            .unwrap_or_else(|| Map::new(env));
-        daily_volumes.get((day_timestamp, chain_id)).unwrap_or(0)
-    }
-
-    /// Get bridge metrics
-    pub fn get_bridge_metrics(env: &Env) -> BridgeMetrics {
-        env.storage()
-            .instance()
-            .get(&BRIDGE_METRICS)
-            .unwrap_or(BridgeMetrics {
-                total_volume: 0,
-                total_transactions: 0,
-                active_validators: 0,
-                average_confirmation_time: 0,
-                success_rate: 10000,
-                last_updated: env.ledger().timestamp(),
-            })
-    }
-
-    /// Get chain metrics
-    pub fn get_chain_metrics(env: &Env, chain_id: u32) -> Option<ChainMetrics> {
-        let chain_metrics: Map<u32, ChainMetrics> = env
-            .storage()
-            .instance()
-            .get(&CHAIN_METRICS)
-            .unwrap_or_else(|| Map::new(env));
-        chain_metrics.get(chain_id)
-    }
-
-    /// Get all chain metrics
-    pub fn get_all_chain_metrics(env: &Env) -> Vec<ChainMetrics> {
-        let chain_metrics: Map<u32, ChainMetrics> = env
-            .storage()
-            .instance()
-            .get(&CHAIN_METRICS)
-            .unwrap_or_else(|| Map::new(env));
-
-        let mut result = Vec::new(env);
-        for (_chain_id, metrics) in chain_metrics.iter() {
-            result.push_back(metrics);
-        }
-        result
-    }
-
-    /// Calculate bridge health score (0-100)
-    pub fn calculate_health_score(env: &Env) -> u32 {
-        let metrics = Self::get_bridge_metrics(env);
-
-        // Success rate weight: 40%
-        let success_score = metrics.success_rate / 100;
-
-        // Validator participation weight: 30%
-        let validator_score = if metrics.active_validators > 0 {
-            100u32
-        } else {
-            0u32
-        };
+#![no_std]
+
+use soroban_sdk::{
+    contractevent, Address, Bytes, Env, Map, Symbol, Vec,
+};
+
+/// Storage keys used for analytics tracking
+#[derive(Clone)]
+#[repr(u32)]
+pub enum DataKey {
+    Views = 0,
+    Purchases = 1,
+    Revenue = 2,
+    BridgeStats = 3,
+}
 
-        // Confirmation time weight: 30%
-        // Ideal: < 5 minutes (300 seconds)
-        let confirmation_score = if metrics.average_confirmation_time < 300 {
-            100u32
-        } else if metrics.average_confirmation_time < 600 {
-            80u32
-        } else if metrics.average_confirmation_time < 1800 {
-            60u32
-        } else if metrics.average_confirmation_time < 3600 {
-            40u32
-        } else {
-            20u32
-        };
+/// Event emitted when content is viewed
+#[contractevent]
+pub struct ContentViewed {
+    pub token_id: Bytes,
+}
 
-        // Weighted average
-        ((success_score * 40) + (validator_score * 30) + (confirmation_score * 30)) / 100
-    }
+/// Event emitted when content is purchased
+#[contractevent]
+pub struct ContentPurchased {
+    pub token_id: Bytes,
+    pub buyer: Address,
+}
 
-    /// Get top chains by volume
-    pub fn get_top_chains_by_volume(env: &Env, limit: u32) -> Vec<(u32, i128)> {
-        let chain_metrics: Map<u32, ChainMetrics> = env
-            .storage()
-            .instance()
-            .get(&CHAIN_METRICS)
-            .unwrap_or_else(|| Map::new(env));
+/// Record a content view
+pub fn record_view(env: &Env, token_id: Bytes) {
+    let mut views: Map<Bytes, u64> =
+        env.storage().instance().get(&DataKey::Views).unwrap_or(Map::new(env));
 
-        let mut chains: Vec<(u32, i128)> = Vec::new(env);
-        for (chain_id, metrics) in chain_metrics.iter() {
-            let total_volume = metrics.volume_in + metrics.volume_out;
-            chains.push_back((chain_id, total_volume));
-        }
+    let count = views.get(token_id.clone()).unwrap_or(0);
+    views.set(token_id.clone(), count + 1);
 
-        // Simple bubble sort (for small datasets)
-        let len = chains.len();
-        for i in 0..len {
-            for j in 0..(len - i - 1) {
-                let (_, vol_a) = chains.get(j).unwrap();
-                let (_, vol_b) = chains.get(j + 1).unwrap();
-                if vol_a < vol_b {
-                    let temp = chains.get(j).unwrap();
-                    chains.set(j, chains.get(j + 1).unwrap());
-                    chains.set(j + 1, temp);
-                }
-            }
-        }
+    env.storage().instance().set(&DataKey::Views, &views);
 
-        // Return top N
-        let mut result = Vec::new(env);
-        for i in 0..limit.min(chains.len()) {
-            if let Some(chain) = chains.get(i) {
-                result.push_back(chain);
-            }
-        }
-        result
-    }
+    ContentViewed { token_id }.publish(env);
+}
 
-    /// Get bridge statistics
-    pub fn get_bridge_statistics(env: &Env) -> Map<Bytes, i128> {
-        let metrics = Self::get_bridge_metrics(env);
-        let mut stats: Map<Bytes, i128> = Map::new(env);
+/// Record a purchase with amount (used for revenue tracking)
+pub fn record_purchase(
+    env: &Env,
+    token_id: Bytes,
+    buyer: Address,
+    amount: i128,
+) {
+    // Update purchase count
+    let mut purchases: Map<Bytes, u64> =
+        env.storage().instance().get(&DataKey::Purchases).unwrap_or(Map::new(env));
+
+    let count = purchases.get(token_id.clone()).unwrap_or(0);
+    purchases.set(token_id.clone(), count + 1);
+    env.storage().instance().set(&DataKey::Purchases, &purchases);
+
+    // Update revenue
+    let mut revenue: Map<Bytes, i128> =
+        env.storage().instance().get(&DataKey::Revenue).unwrap_or(Map::new(env));
+
+    let total = revenue.get(token_id.clone()).unwrap_or(0);
+    revenue.set(token_id.clone(), total + amount);
+    env.storage().instance().set(&DataKey::Revenue, &revenue);
+
+    ContentPurchased { token_id, buyer }.publish(env);
+}
 
-        stats.set(
-            Bytes::from_slice(env, b"total_volume"),
-            metrics.total_volume,
-        );
-        stats.set(
-            Bytes::from_slice(env, b"total_transactions"),
-            metrics.total_transactions as i128,
-        );
-        stats.set(
-            Bytes::from_slice(env, b"active_validators"),
-            metrics.active_validators as i128,
-        );
-        stats.set(
-            Bytes::from_slice(env, b"avg_confirmation_time"),
-            metrics.average_confirmation_time as i128,
-        );
-        stats.set(
-            Bytes::from_slice(env, b"success_rate"),
-            metrics.success_rate as i128,
-        );
-        stats.set(
-            Bytes::from_slice(env, b"health_score"),
-            Self::calculate_health_score(env) as i128,
-        );
+/// Get total views for a specific content
+pub fn get_views(env: &Env, token_id: Bytes) -> u64 {
+    let views: Map<Bytes, u64> =
+        env.storage().instance().get(&DataKey::Views).unwrap_or(Map::new(env));
 
-        stats
-    }
+    views.get(token_id).unwrap_or(0)
+}
 
-    /// Reset metrics (admin only)
-    pub fn reset_metrics(env: &Env, admin: Address) -> Result<(), BridgeError> {
-        admin.require_auth();
+/// Get total purchases for a specific content
+pub fn get_purchases(env: &Env, token_id: Bytes) -> u64 {
+    let purchases: Map<Bytes, u64> =
+        env.storage().instance().get(&DataKey::Purchases).unwrap_or(Map::new(env));
 
-        let metrics = BridgeMetrics {
-            total_volume: 0,
-            total_transactions: 0,
-            active_validators: 0,
-            average_confirmation_time: 0,
-            success_rate: 10000,
-            last_updated: env.ledger().timestamp(),
-        };
+    purchases.get(token_id).unwrap_or(0)
+}
 
-        env.storage().instance().set(&BRIDGE_METRICS, &metrics);
+/// Get total revenue for a specific content
+pub fn get_revenue(env: &Env, token_id: Bytes) -> i128 {
+    let revenue: Map<Bytes, i128> =
+        env.storage().instance().get(&DataKey::Revenue).unwrap_or(Map::new(env));
 
-        Ok(())
-    }
+    revenue.get(token_id).unwrap_or(0)
+}
 
-    /// Check if metrics need update
-    pub fn needs_update(env: &Env) -> bool {
-        let metrics = Self::get_bridge_metrics(env);
-        let current_time = env.ledger().timestamp();
+/// Store bridge statistics (cross-chain or external integrations)
+pub fn set_bridge_stat(env: &Env, key: Bytes, value: i128) {
+    let mut stats: Map<Bytes, i128> =
+        env.storage().instance().get(&DataKey::BridgeStats).unwrap_or(Map::new(env));
 
-        current_time - metrics.last_updated > METRICS_UPDATE_INTERVAL
-    }
+    stats.set(key, value);
+    env.storage().instance().set(&DataKey::BridgeStats, &stats);
 }
+
+/// Retrieve all bridge statistics
+pub fn get_bridge_statistics(env: &Env) -> Map<Bytes, i128> {
+    env.storage()
+        .instance()
+        .get(&DataKey::BridgeStats)
+        .unwrap_or(Map::new(env))
+}
\ No newline at end of file
diff --git a/contracts/teachlink/src/collaboration.rs b/contracts/teachlink/src/collaboration.rs
new file mode 100644
index 0000000..e69de29
diff --git a/contracts/teachlink/src/content_nft.rs b/contracts/teachlink/src/content_nft.rs
new file mode 100644
index 0000000..8abe2c9
--- /dev/null
+++ b/contracts/teachlink/src/content_nft.rs
@@ -0,0 +1,45 @@
+#[derive(Serialize, Deserialize, Clone)]
+pub struct ContentMetadata {
+    pub title: String,
+    pub description: String,
+    pub content_uri: String,
+    pub preview_uri: Option<String>,
+    pub category: String,
+    pub tags: Vec<String>,
+    pub license_type: LicenseType,
+    pub version: u32,
+    pub quality_score: u32,
+}
+
+pub struct ContentNFT {
+    pub token_id: u64,
+    pub creator: Address,
+    pub co_owners: Vec<Address>,
+    pub metadata: ContentMetadata,
+    pub royalty_percentage: u16,
+    pub fractionalized: bool,
+    pub created_at: u64,
+}
+
+pub fn mint_content(
+    creator: Address,
+    metadata: ContentMetadata,
+    royalty_percentage: u16,
+) -> Result<u64> {
+    assert!(royalty_percentage <= 2000); // max 20%
+
+    let token_id = Self::next_token_id();
+    
+    let nft = ContentNFT {
+        token_id,
+        creator,
+        co_owners: vec![],
+        metadata,
+        royalty_percentage,
+        fractionalized: false,
+        created_at: block_timestamp(),
+    };
+
+    Self::store_nft(token_id, nft);
+    Ok(token_id)
+}
\ No newline at end of file
diff --git a/contracts/teachlink/src/fractional.rs b/contracts/teachlink/src/fractional.rs
new file mode 100644
index 0000000..c76f0b1
--- /dev/null
+++ b/contracts/teachlink/src/fractional.rs
@@ -0,0 +1,7 @@
+pub struct FractionalVault {
+    pub token_id: u64,
+    pub total_shares: u128,
+    pub price_per_share: u128,
+    pub shareholders: Map<Address, u128>,
+}
+
diff --git a/contracts/teachlink/src/licensing.rs b/contracts/teachlink/src/licensing.rs
new file mode 100644
index 0000000..da93e25
--- /dev/null
+++ b/contracts/teachlink/src/licensing.rs
@@ -0,0 +1,14 @@
+pub enum LicenseType {
+    Personal,
+    Commercial,
+    Exclusive,
+    Subscription,
+}
+
+pub struct LicenseAgreement {
+    pub token_id: u64,
+    pub licensee: Address,
+    pub license_type: LicenseType,
+    pub expires_at: Option<u64>,
+}
+
diff --git a/contracts/teachlink/src/marketplace.rs b/contracts/teachlink/src/marketplace.rs
new file mode 100644
index 0000000..3b5d5a1
--- /dev/null
+++ b/contracts/teachlink/src/marketplace.rs
@@ -0,0 +1,26 @@
+pub struct Listing {
+    pub listing_id: u64,
+    pub token_id: u64,
+    pub seller: Address,
+    pub price: u128,
+    pub payment_token: Address,
+    pub active: bool,
+}
+
+pub fn buy(listing_id: u64, buyer: Address) -> Result<()> {
+    let listing = Self::get_listing(listing_id)?;
+    let nft = ContentModule::get_nft(listing.token_id)?;
+
+    let royalty = listing.price * nft.royalty_percentage as u128 / 10000;
+    let seller_amount = listing.price - royalty;
+
+    // Transfer funds
+    Self::transfer(buyer, nft.creator, royalty);
+    Self::transfer(buyer, listing.seller, seller_amount);
+
+    // Transfer ownership
+    ContentModule::transfer_nft(listing.token_id, buyer)?;
+
+    Ok(())
+}
+
diff --git a/contracts/teachlink/src/recommendation.rs b/contracts/teachlink/src/recommendation.rs
new file mode 100644
index 0000000..e69de29
diff --git a/contracts/teachlink/src/royalty.rs b/contracts/teachlink/src/royalty.rs
new file mode 100644
index 0000000..a774f8e
--- /dev/null
+++ b/contracts/teachlink/src/royalty.rs
@@ -0,0 +1,12 @@
+pub struct RoyaltySplit {
+    pub recipients: Vec<(Address, u16)>, // percentage basis points
+}
+
+pub fn distribute(token_id: u64, amount: u128) {
+    let splits = Self::get_royalty_split(token_id);
+
+    for (recipient, percentage) in splits {
+        let share = amount * percentage as u128 / 10000;
+        Self::transfer_platform(recipient, share);
+    }
+}
\ No newline at end of file