Additional:
The forum rules say "you can use alternative accounts".
Rules don't say, "You can't join the same ad campaign."
I have not follow all the comments in this thread but just few before this quoted post above. Your answer is here already given by the user taufik123.
The OP seems to be clueless and cannot distinguish between Forum rules and Bounty rules.
And you indeed is having problem to understand it. Read
his full post.
I hope it already made sense to you.