https://forums.digitalpoint.com/threads/pr-writing-submission-to-paid-sites-sbwire-prbuzz-pressdoc-myprgenie-40-free-pr-sites-pr1-7.2686801/
Selling - PR Writing+Submission to PAID Sites: SBWIRE, PRBUZZ, PRESSDOC, MYPRGENIE & 40 Free PR...
High Quality Press Release Service After the Penguin Update it's all about the Quality of backlinks not the quantity and backlinks from Press Release...