No it doesn't make you automatically a spammer but it does make you an associate to Scam/Spam as you're associating yourself (wearing a signature) of a proven scam exchange that engage in fake IEO, Ponzi scheme, list fake coins, pump and dump scam, scam their customers off their coins etc and don't forget anybody advertising a proven scam project is liable to be tagged too. You want some proof of their scammy behaviors? READ not forgetting, the YOBIT representative account on forum have also be red tagged for all this scam accusation.