I would review your credit card statement carefully. The representative's response on my previous review clearly did not address on whether pre-paid VISA cards are accepted on his site as an alternative. Not only did he not recognize that I was never an upgraded member because payment was never accepted, he also did not acknowledge that they deleted my account - not I.
As online subscription-based sites, generally speaking, have developed a widespread reputation for dancing around their terms of conditions to fraudulently charge credit card accounts resulting in erroneous and misrepresented revenue recognition, one would be wise to proceed with caution.
Everything is indicated in our help page: https://www.coparents.com/help.php
You have the option to delete your subscription simply by clicking on a link.