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You can use #dcc only if you promote or collaborate with others. Check what others are doing, especially those I mentioned in this post. And read here please how to use the tag : DCC is proof of curation !.

Did you mean #dcc or #cch or #contest ?

The contest

If you use only #dcc I told you how to do it. In this contest you have to use #cch. If you don't want to participate in the contest, you can ise #dcc only if you promote others respecting the rules of collaborative curation or the expostional one.