Deploy an SMTP server on Amazon EC2 using an AMI from the AWS Marketplace. Store the email template in an Amazon S3 bucket. Use an AWS Lambda function to fetch the template from S3, merge it with customer data, and send the email using an SDK.

Utilize Amazon Simple Email Service (SES) for sending emails. Store the email template in an Amazon S3 bucket. Employ an AWS Lambda function to retrieve the template from S3, integrate it with customer data, and dispatch the email via an SDK.

Establish an SMTP server on Amazon EC2 with an AMI from the AWS Marketplace. Store the email template in Amazon SES with placeholders for customer data. Implement an AWS Lambda function to invoke the SES template, substitute the placeholders with customer data, and transmit the email using the SMTP server.

Configure Amazon Simple Email Service (SES) for email transmission. Store the email template in SES with placeholders for customer data. Develop an AWS Lambda function to call the SendTemplatedEmail API, replace the placeholders with customer data, and specify the email recipient.