Question   If I turn on cookies will that turn it on for the piggybacks as well?

A. The basic software provides support for multiple domains as piggyback domains.
Each piggyback domain costs EXTRA to Setup, and once setup can be configured as you described in your question.

Click here to view our product price sheet.

A. If you transfer your domain name then you will no longer have the old domain name,
and people will login at the new domain name to access their members area.

If you do a piggyback domain then you keep the old domain,
and people would login at the old domain, not the new piggyback domain.

A. Below is a document explaining piggyback domains:
https://webmarketingtool.com/admin/document.php?id=1181

A. Yes, you can add additional domains to your software that replicate out pages for each Member.  Our term for this is "PiggyBack Domains". 
Below is a link to a document where we are attaching more information about it in the near future.

https://webmarketingtool.com/admin/document.php?id=1181

A. Resource pages are only seen in the members area.  The only way to create new pages on a piggyback yourself is to duplicate the page installed on the piggyback domain (using the duplicate button while editing the page)