Ask HN: Successful one-person online businesses?
I launched <a href="https://forwardemail.net" rel="nofollow">https://forwardemail.net</a> out of beta on Nov 23. 
 Within twelve days had thousands in sales. This is also an open startup at <a href="https://forwardemail.net/open-startup" rel="nofollow">https://forwardemail.net/open-startup</a>.