Our support operates 9AM-5PM, Sunday-Thursday. All tickets are responded to within 2 business days- generally much faster. We do not offer phone support as most cases require accounts and programs being looked into. That being said, in case of need, ...
Potential buyers/buyers will see your Digistore username in the URL (affiliate link). If you don't want them knowing your name, you should not use your name in the Digistore username.
http://bizpolicy.ebay.com/businesspolicy/policyoptin Please note, that you will only be able to access this once you open a sellers account. To open a sellers account, all you have to do is manually list an item.