diff --git a/lib/generators/vero_generator.rb b/lib/generators/vero_generator.rb
index 9d71519..caf4a9f 100644
--- a/lib/generators/vero_generator.rb
+++ b/lib/generators/vero_generator.rb
@@ -1,34 +1,12 @@
 # frozen_string_literal: true
 
 class VeroGenerator < Rails::Generators::Base
-  class_option :heroku
-  class_option :api_key
-  class_option :api_secret
-
   def create_initializer_file
-    type = options[:heroku] || "standard"
-
-    abort("You must provide an API KEY and API SECRET to proceed.") if options[:heroku].blank? && (options[:api_key].blank? || options[:api_secret].blank?)
-    create_file "config/initializers/vero.rb", send(:"#{type}_initializer_content")
-  end
-
-  private
-
-  def standard_initializer_content
-    <<~END_TEXT
-      Vero::App.init do |config|
-        config.api_key  = '#{options[:api_key]}'
-        config.secret   = '#{options[:api_secret]}'
-      end
-    END_TEXT
-  end
-
-  def heroku_initializer_content
-    <<~END_TEXT
+    create_file("config/initializers/vero.rb", <<~INITIALIZER)
       Vero::App.init do |config|
         config.api_key  = ENV['VERO_API_KEY']
         config.secret   = ENV['VERO_API_SECRET']
       end
-    END_TEXT
+    INITIALIZER
   end
 end
diff --git a/lib/vero.rb b/lib/vero.rb
index 9b8abb4..f22b2ac 100644
--- a/lib/vero.rb
+++ b/lib/vero.rb
@@ -1,7 +1,6 @@
 # frozen_string_literal: true
 
 require "rest-client"
-require "vero/utility/ext"
 
 module Vero
   autoload :Config, "vero/config"
diff --git a/lib/vero/api/events/track_api.rb b/lib/vero/api/events/track_api.rb
index f6850b1..b06d482 100644
--- a/lib/vero/api/events/track_api.rb
+++ b/lib/vero/api/events/track_api.rb
@@ -14,7 +14,7 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :event_name" if options[:event_name].to_s.blank?
+            raise ArgumentError, "Missing :event_name" if options[:event_name].to_s.empty?
             raise ArgumentError, ":data must be either nil or a Hash" unless options[:data].nil? || options[:data].is_a?(Hash)
           end
         end
diff --git a/lib/vero/api/users/delete_api.rb b/lib/vero/api/users/delete_api.rb
index e2ce59d..23727f5 100644
--- a/lib/vero/api/users/delete_api.rb
+++ b/lib/vero/api/users/delete_api.rb
@@ -14,7 +14,7 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :id" if options[:id].to_s.blank?
+            raise ArgumentError, "Missing :id" if options[:id].to_s.empty?
           end
         end
       end
diff --git a/lib/vero/api/users/edit_api.rb b/lib/vero/api/users/edit_api.rb
index 3ee551f..54dcafb 100644
--- a/lib/vero/api/users/edit_api.rb
+++ b/lib/vero/api/users/edit_api.rb
@@ -14,7 +14,7 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.blank? && options[:email].to_s.blank?
+            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.empty? && options[:email].to_s.empty?
             raise ArgumentError, ":changes must be a Hash" unless options[:changes].is_a?(Hash)
           end
         end
diff --git a/lib/vero/api/users/edit_tags_api.rb b/lib/vero/api/users/edit_tags_api.rb
index 3b10f60..37463d5 100644
--- a/lib/vero/api/users/edit_tags_api.rb
+++ b/lib/vero/api/users/edit_tags_api.rb
@@ -14,7 +14,7 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.blank? && options[:email].to_s.blank?
+            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.empty? && options[:email].to_s.empty?
             raise ArgumentError, ":add must an Array if present" unless options[:add].nil? || options[:add].is_a?(Array)
             raise ArgumentError, ":remove must an Array if present" unless options[:remove].nil? || options[:remove].is_a?(Array)
             raise ArgumentError, "Either :add or :remove must be present" if options[:remove].nil? && options[:add].nil?
diff --git a/lib/vero/api/users/reidentify_api.rb b/lib/vero/api/users/reidentify_api.rb
index 4893881..0c49949 100644
--- a/lib/vero/api/users/reidentify_api.rb
+++ b/lib/vero/api/users/reidentify_api.rb
@@ -14,8 +14,8 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :id" if options[:id].to_s.blank?
-            raise ArgumentError, "Missing :new_id" if options[:new_id].to_s.blank?
+            raise ArgumentError, "Missing :id" if options[:id].to_s.empty?
+            raise ArgumentError, "Missing :new_id" if options[:new_id].to_s.empty?
           end
         end
       end
diff --git a/lib/vero/api/users/resubscribe_api.rb b/lib/vero/api/users/resubscribe_api.rb
index 683a948..8dca017 100644
--- a/lib/vero/api/users/resubscribe_api.rb
+++ b/lib/vero/api/users/resubscribe_api.rb
@@ -14,7 +14,7 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.blank? && options[:email].to_s.blank?
+            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.empty? && options[:email].to_s.empty?
           end
         end
       end
diff --git a/lib/vero/api/users/track_api.rb b/lib/vero/api/users/track_api.rb
index 6e0dee4..8158036 100644
--- a/lib/vero/api/users/track_api.rb
+++ b/lib/vero/api/users/track_api.rb
@@ -14,7 +14,7 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.blank? && options[:email].to_s.blank?
+            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.empty? && options[:email].to_s.empty?
             raise ArgumentError, ":data must be either nil or a Hash" unless options[:data].nil? || options[:data].is_a?(Hash)
           end
         end
diff --git a/lib/vero/api/users/unsubscribe_api.rb b/lib/vero/api/users/unsubscribe_api.rb
index ec309ef..ba2bc1c 100644
--- a/lib/vero/api/users/unsubscribe_api.rb
+++ b/lib/vero/api/users/unsubscribe_api.rb
@@ -14,7 +14,7 @@ def request
           end
 
           def validate!
-            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.blank? && options[:email].to_s.blank?
+            raise ArgumentError, "Missing :id or :email" if options[:id].to_s.empty? && options[:email].to_s.empty?
           end
         end
       end
diff --git a/lib/vero/config.rb b/lib/vero/config.rb
index 80132e3..b14fdaa 100644
--- a/lib/vero/config.rb
+++ b/lib/vero/config.rb
@@ -27,10 +27,11 @@ def request_params
     end
 
     def domain
-      if @domain.blank?
+      if @domain.nil? || @domain.empty?
         "https://api.getvero.com"
       else
-        %r{https?://.+}.match?(@domain) ? @domain : "http://#{@domain}"
+        a_domain = @domain.to_s
+        %r{https?://.+}.match?(a_domain) ? a_domain : "http://#{a_domain}"
       end
     end
 
diff --git a/lib/vero/utility/ext.rb b/lib/vero/utility/ext.rb
deleted file mode 100644
index d66bf3f..0000000
--- a/lib/vero/utility/ext.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-# frozen_string_literal: true
-
-class Object
-  def blank?
-    respond_to?(:empty?) ? empty? : !self
-  end
-end