diff --git a/lib/zester.rb b/lib/zester.rb
index 869d5f6..7ebf27a 100644
--- a/lib/zester.rb
+++ b/lib/zester.rb
@@ -3,7 +3,6 @@
 require 'zester/client'
 require 'zester/resource'
 require 'zester/response'
-require 'zester/mortgage'
 require 'zester/neighborhood'
 require 'zester/property'
 require 'zester/valuation'
diff --git a/lib/zester/client.rb b/lib/zester/client.rb
index b8b1185..4d164eb 100644
--- a/lib/zester/client.rb
+++ b/lib/zester/client.rb
@@ -28,10 +28,6 @@ def property
       @property = Zester::Property.new(self)
     end
 
-    def mortgage
-      @mortgage = Zester::Mortgage.new(self)
-    end
-
     def valuation
       @valuation = Zester::Valuation.new(self)
     end
diff --git a/lib/zester/mortgage.rb b/lib/zester/mortgage.rb
deleted file mode 100644
index b80f415..0000000
--- a/lib/zester/mortgage.rb
+++ /dev/null
@@ -1,9 +0,0 @@
-module Zester
-  class Mortgage < Resource
-
-    def rate_summary(state = nil)
-      get_results('GetRateSummary', :rate_summary, {'state' => state})
-    end
-
-  end
-end
diff --git a/spec/support/webmock_helper.rb b/spec/support/webmock_helper.rb
index 4895087..ae93ab9 100644
--- a/spec/support/webmock_helper.rb
+++ b/spec/support/webmock_helper.rb
@@ -7,3 +7,7 @@ def new_zester
 def new_timeout_zester
   Zester::Client.new(ZWS_ID, 5)
 end
+
+def get_response(state = 'CA')
+  resource.get_results('GetRegionChildren', :regionchildren, state: state)
+end
diff --git a/spec/zester/client_spec.rb b/spec/zester/client_spec.rb
index b0a8597..27bca1c 100644
--- a/spec/zester/client_spec.rb
+++ b/spec/zester/client_spec.rb
@@ -24,11 +24,6 @@
       zester.property.client.should == zester
     end
 
-    it "should return an instance of Zester::Valuatiion for mortgage" do
-      zester.mortgage.should be_kind_of(Zester::Mortgage)
-      zester.mortgage.client.should == zester
-    end
-
     it "should return an instance of Zester::Valuatiion for neighborhood" do
       zester.neighborhood.should be_kind_of(Zester::Neighborhood)
       zester.neighborhood.client.should == zester
diff --git a/spec/zester/mortgage_spec.rb b/spec/zester/mortgage_spec.rb
deleted file mode 100644
index 3a12d48..0000000
--- a/spec/zester/mortgage_spec.rb
+++ /dev/null
@@ -1,29 +0,0 @@
-require 'spec_helper'
-
-describe Zester::Mortgage do
-  let!(:zester) {new_zester}
-  let!(:mortgage) {zester.mortgage}
-
-  context "rate_summary" do
-    it "should be a success" do
-      VCR.use_cassette('mortgage') do
-        response = mortgage.rate_summary
-        response.success?.should be_true
-        response.today.should_not be_nil
-        response.last_week.should_not be_nil
-      end
-    end
-
-    it "should be a failure" do
-      VCR.use_cassette('mortgage') do
-        response = mortgage.rate_summary('XZ')
-        response.success?.should be_false
-        response.response_code.should ==  501
-        response.error_message.should_not be_nil
-        response.should_not respond_to(:today)
-        response.should_not respond_to(:last_week)
-      end
-    end
-  end
-
-end
diff --git a/spec/zester/resource_spec.rb b/spec/zester/resource_spec.rb
index ada171d..77c0d26 100644
--- a/spec/zester/resource_spec.rb
+++ b/spec/zester/resource_spec.rb
@@ -11,7 +11,8 @@
   context "get_results" do
     it "should return a response" do
       VCR.use_cassette('resource') do
-        response = resource.get_results('GetRateSummary', :rate_summary)
+        response = get_response
+        response.success?.should be_true
         response.should be_instance_of(Zester::Response)
       end
     end
@@ -27,8 +28,8 @@
     end
 
     it "should rescue a timeout error" do
-      stub_request(:get, "http://www.zillow.com/webservice/GetRateSummary.htm?zws-id=#{ZWS_ID}").to_timeout
-      response = resource.get_results('GetRateSummary', :rate_summary)
+      stub_request(:get, "http://www.zillow.com/webservice/GetRegionChildren.htm?state=CA&zws-id=#{ZWS_ID}").to_timeout
+      response = get_response
       response.success?.should be_false
       response.message.should_not be_nil
       response.message.code.should == "3"
diff --git a/spec/zester/response_spec.rb b/spec/zester/response_spec.rb
index eb0088e..0540ea4 100644
--- a/spec/zester/response_spec.rb
+++ b/spec/zester/response_spec.rb
@@ -6,7 +6,7 @@
 
   it "should return a success" do
     VCR.use_cassette('response') do
-      response = resource.get_results('GetRateSummary', :rate_summary)
+      response = get_response
       response.success?.should be_true
       response.message.should_not be_nil
       response.message.code.should == "0"
@@ -18,28 +18,28 @@
 
   it "should return a failure" do
     VCR.use_cassette('response') do
-      response = resource.get_results('GetRateSummary', :rate_summary, {'state' => 'XZ'})
+      response = get_response('XZ')
       response.success?.should be_false
       response.error_message.should_not be_nil
-      response.message.code.should == "501"
-      response.response_code.should == 501
+      response.message.code.should == "502"
+      response.response_code.should == 502
     end
   end
 
   context "respond_to?" do
     it "should respond to methods called from body.response" do
       VCR.use_cassette('response') do
-        response = resource.get_results('GetRateSummary', :rate_summary)
-        response.should respond_to(:today)
-        response.should respond_to(:last_week)
+        response = get_response
+        response.should respond_to(:region)
+        response.should respond_to(:subregiontype)
       end
     end
 
     it "should not respond to methods called off body.response" do
       VCR.use_cassette('response') do
-        response = resource.get_results('GetRateSummary', :rate_summary, {'state' => 'XZ'})
-        response.should_not respond_to(:today)
-        response.should_not respond_to(:last_week)
+        response = get_response('XZ')
+        response.should_not respond_to(:region)
+        response.should_not respond_to(:subregiontype)
       end
     end
   end
@@ -47,16 +47,16 @@
   context "method_missing" do
     it "should call methods off of the body.response" do
       VCR.use_cassette('response') do
-        response = resource.get_results('GetRateSummary', :rate_summary)
-        response.today.should == response.body.response.today
+        response = get_response
+        response.subregiontype.should == response.body.response.subregiontype
       end
     end
 
     it "should raise errors when the method does not exist" do
       VCR.use_cassette('response') do
-        response = resource.get_results('GetRateSummary', :rate_summary, {'state' => 'XZ'})
-        expect {response.today}.to raise_error(NoMethodError)
-        expect {response.last_week}.to raise_error(NoMethodError)
+        response = get_response('XZ')
+        expect {response.region}.to raise_error(NoMethodError)
+        expect {response.subregiontype}.to raise_error(NoMethodError)
       end
     end
   end
diff --git a/zester.gemspec b/zester.gemspec
index c463f75..15ea567 100644
--- a/zester.gemspec
+++ b/zester.gemspec
@@ -21,10 +21,10 @@ Gem::Specification.new do |s|
   s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   s.require_paths = ["lib"]
 
-  s.add_dependency 'httparty', '~> 0.12.0'
-  s.add_dependency "rash", "~> 0.4.0"
-  s.add_development_dependency "rake", "~> 0.9.2"
-  s.add_development_dependency "rspec", "~> 2.10.0"
-  s.add_development_dependency "webmock", "~> 1.8.6"
-  s.add_development_dependency "vcr", "~> 2.1.1"
+  s.add_dependency 'httparty', '~> 0.17'
+  s.add_dependency "rash", "~> 0.4"
+  s.add_development_dependency "rake", "~> 12.3"
+  s.add_development_dependency "rspec", "~> 2.10"
+  s.add_development_dependency "webmock", "~> 3.5"
+  s.add_development_dependency "vcr", "~> 4.0"
 end