21 Lists - Send and receive targeted, paid microtasks
Bitbounce - Charge unsolicited email senders a cryptocurrency fee
BitcoinGet - Earn bitcoin by completing tasks, answering surveys, watching videos, and more.
Good Sales Emails - Best sales emails from great companies
Octopus Tasks - Earn by doing micro-tasks for companies and friends.
SerpClix - SerpClix is a click exchange network used to send more real clicks to your Google SERP. You can click to earn money or buy clicks to rank higher on Google.