README.md in hubspot-api-client-12.0.0 vs README.md in hubspot-api-client-13.0.0

@@ -24,32 +24,28 @@
 # Load the gem
 require 'hubspot-api-client'
 
 # Setup authorization
 Hubspot.configure do |config|
-  # Configure API key authorization: hapikey
-  config.api_key['hapikey'] = 'demo'
+  config.access_token = 'your_access_token'
 end
 
 # Get contacts
 basic_api = Hubspot::Crm::Contacts::BasicApi.new
-basic_api.get_page(auth_names: 'hapikey')
-
+basic_api.get_page(auth_names: 'oauth2')
 ```
 
 for new discovery classes since version 11.2
 ```ruby
 # Load the gem
 require 'hubspot-api-client'
 
-# Setup client with hapikey authorization
-client = Hubspot::Client.new(api_key: 'demo')
+# Setup client
+client = Hubspot::Client.new(access_token: 'your_access_token')
 
 # Get contacts
-basic_api = client.crm.contacts.basic_api
-basic_api.get_page
-
+contacts = client.crm.contacts.basic_api.get_page
 ```
 
 ### Usage
 
 ### Get all:
@@ -60,54 +56,61 @@
 all_contacts = basic_api.get_all(auth_names: 'oauth2')
 ```
 
 for new discovery classes since version 11.2
 ```ruby
-client = Hubspot::Client(access_token: 'your_oauth2_access_token')
+client = Hubspot::Client.new(access_token: 'your_oauth2_access_token')
 all_contacts = client.crm.contacts.basic_api.get_all
 ```
 
+You'll need to create a [private app](https://developers.hubspot.com/docs/api/private-apps) to get your access token or you can obtain OAuth2 access token.
+
 Please note that pagination is used under the hood to get all results.
 
 
 ### Crm Object Schemas client usage:
 
 #### Creation
 
 ```ruby
 config = ::Hubspot::Crm::Schemas::Configuration.new do |config|
-    config.api_key = { 'hapikey' => 'your_hapikey' }
-  end
-  api_client = ::Hubspot::Crm::Schemas::ApiClient.new(config)
-  api = ::Hubspot::Crm::Schemas::CoreApi.new(api_client)
-  labels = ::Hubspot::Crm::Schemas::ObjectTypeDefinitionLabels.new(singular: 'My object', plural: 'My objects')
-  option = ::Hubspot::Crm::Schemas::OptionInput.new(
-    label: 'Option A',
-    value: 'A',
-    description: 'Choice number one',
-    display_order: 1,
-    hidden: false
-  )
-  property = ::Hubspot::Crm::Schemas::ObjectTypePropertyCreate.new(
-      name: 'property001',
-      label: 'My object property',
-      group_name: 'my_object_information',
-      options: [option],
-      display_order: 2,
-      type: 'enumeration',
-      field_type: 'select'
-  )
-  object_schema_egg = ::Hubspot::Crm::Schemas::ObjectSchemaEgg.new(
-      labels: labels,
-      required_properties: ['property001'],
-      searchable_properties: [],
-      primary_display_property: 'property001',
-      secondary_display_properties: [],
-      properties: [property],
-      associated_objects: ['CONTACT'],
-      name: 'my_object'
-  )
-  api_response = api.create(object_schema_egg)
+  config.access_token = 'your_access_token'
+end
+
+api_client = ::Hubspot::Crm::Schemas::ApiClient.new(config)
+api = ::Hubspot::Crm::Schemas::CoreApi.new(api_client)
+labels = ::Hubspot::Crm::Schemas::ObjectTypeDefinitionLabels.new(singular: 'My object', plural: 'My objects')
+
+option = ::Hubspot::Crm::Schemas::OptionInput.new(
+  label: 'Option A',
+  value: 'A',
+  description: 'Choice number one',
+  display_order: 1,
+  hidden: false
+)
+
+property = ::Hubspot::Crm::Schemas::ObjectTypePropertyCreate.new(
+  name: 'property001',
+  label: 'My object property',
+  group_name: 'my_object_information',
+  options: [option],
+  display_order: 2,
+  type: 'enumeration',
+  field_type: 'select'
+)
+
+object_schema_egg = ::Hubspot::Crm::Schemas::ObjectSchemaEgg.new(
+  labels: labels,
+  required_properties: ['property001'],
+  searchable_properties: [],
+  primary_display_property: 'property001',
+  secondary_display_properties: [],
+  properties: [property],
+  associated_objects: ['CONTACT'],
+  name: 'my_object'
+)
+
+api_response = api.create(object_schema_egg)
 ```
 
 
 ### Error handling