This article explains how to customize AWS Marketplace SaaS landing pages by adding custom input fields beyond the default four fields to speed up product provisioning.

• Customize landing page with additional fields like Country Name and City Name
• Modify index.html file to add new input fields to the registration form
• Update Lambda function register-new-subscriber.js in three places to capture new fields
• Deploy customized package using AWS Cloud9 integrated development environment
• Verify customization by testing SaaS product and checking DynamoDB table attributes
• Use CI/CD model for future customizations with sam build, package, and deploy commands

This guide enables SaaS sellers to collect additional customer information during registration without manual follow-up, streamlining the provisioning process on AWS Marketplace.