The current Black and White Challenge, which is patterns,doesn't finish until the 1st of March so there's still plenty of time to get a few more entries in.
Multiple entries are fine, you can post and share entries using the tag bw-8 and in the original thread here:
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Multiple entries are fine, you can post and share entries using the tag bw-8 and in the original thread here:
http://365project.org/discuss/themes-competitions/29343/new-black-and-white-challenge-patterns