The Klaviyo PHP SDK by Klaviyo wraps the API to access email marketing services. Resources include example usage with purchased item and argument description with track method.
Email, which is one of the oldest services available on the internet, is a key mechanism via which you can reach out to your users. Over the last year, the number of services providing this infrastructure as a service has grown to include 6 email sending APIs. The newest, Amazon Simple Email Service, validates the market.
