Best Blackhat Forum

Thanks for the excellent list..

you can also check http://www.quicklinksportal.com which has got most of these footprints and is lot more easier to find backlinks.

Thanks for this, but this should be posted here http://bestblackhatforum.com/Forum-Backlinks-Forum

I found PayPal Donation button for WordPress website: https://wordpress.org/plugins/donation-button/

great stuff