signiture link

Hey guys/gals, I want to find out how much forum sigs cost per month on average. I need a few forum sigs on various political, economic, and science based forums to promote a news forum I will be launching fairly soon which covers these 3 primary subjects. I have no idea what to bid on these...

Hey guys i was not spamming the sites but i do only one post a day using my website URL and and i was getting some hits too. but now i am not able to put my URL in the comment. Even if i did put my url and wrote a good comment my comment wont show. Pls tell me.. how can i fix this..