I did raise a ticket on November 30 via their website support system, no response from Yobit so far.
Open a ticket just to be asking about the campaign? Good luck with that.
A user who opens the ticket has a problem with their deposit, wallet and etc about the exchange its self still cant get an answer from yobit more than a month :
A few example, a case yobit not responding a ticket support :
Can all of the participants from "Cryptotalk" move on? you already got an answer from yahoo. Honestly, you guys already got the fastest response regarding the problem with their panel/campaign went yahoo accepting cryptotalk advertiser.