README.md in paddle-2.2.1 vs README.md in paddle-2.3.0

@@ -75,10 +75,18 @@
 
 >[!NOTE]
 >
 > The Paddle API doesn't take `nil` values for optional parameters. If you want to remove a value, you'll need to pass `"null"` instead.
 
+### Updating records
+
+For API endpoints that support it, you can use the `update` method to update a record, like so:
+
+```ruby
+Paddle::Product.retrieve(id: "pro_abc123").update(name: "My New Name")
+```
+
 ### Products
 
 ```ruby
 # List all products
 # https://developer.paddle.com/api-reference/products/list-products
@@ -165,9 +173,10 @@
 Paddle::Customer.list(status: "active")
 Paddle::Customer.list(email: "[e-mail]")
 
 # Create a customer
 # https://developer.paddle.com/api-reference/customers/create-customer
+# Returns a Paddle::ConflictError if the email is already used on Paddle
 Paddle::Customer.create(email: "[e-mail]", name: "Customer Name")
 
 # Retrieve a customer
 Paddle::Customer.retrieve(id: "ctm_abc123")