In A Nutshell:-
Contest Host: Pure Blogging
Contest URL: Comment Contest
Contest Deadline: When they reach 3,500 comments
Prize(s): 2 x ($100 + 500 Entrecard Credits)
Judging Criteria: 3,500th Comment; Random draw
How To Enter: Post the 3,500th comment or blog about contest
Whiz Rating: 7.5 Stars
Expert Musings: Did I mention that cash is king?

Details:-
There are 2 parts to PureBlogging’s contest and you can enter both. The prize for each part is $100 and 500 Entrecard credits. For part 1, post the 3,500th comment and you win! For part 2, blog about the contest in a new post with the required links and you’re entered into the draw.

If you’re interested in entering the contest, do pop down to the contest post at the above contest URL to check out the full details.