0.000200000 btc is paying yobit for the signature campaign per post. If you get 4-5 exchanges to pay you for advertisment banner a 5*this price per day closely this sum at your project page you could establish a "buy wall" for every non listed coin...
lets say 5exchanges * 0.0002btc * 5 * 30 days = 0.150000000 btc
so if your "buy wall" for non listed coins is 1sat, you could get 150.000.000 altcoins per month
with "make a donation" button even more