Magento
Magento requirements, best practices for performance and configurations:...
DNS zone records for Google Apps
DNS zone records for Google Apps calendar                CNAME   ghs.google.com.docs...
ProFTPd setup and configuration
Setup and configuration - basic setup and setup of secure FTP using TLS...
DNS zone MX record settings for Google Mail / Google Apps
Add the following MX records to your domain to point mail at Google for mail handling....