Yes, SSI is on all of our servers. You just need to be sure that you call your files with the .shtml extension. IMAP is possible, however, for only the main username of the account. If you would like this, please let us know where you connect from and we will make an ftp connection to the server. It is a free standard feature.
RotoHOST members are able to use a server-wide certificate at no additional cost.
For more information about certificates, visit the SSL section of our online support site. Yes, it is included. Yes, you can set up password protected areas. Either is fine. We also utilize PayPal for our customers wishing to use that service.