They just joined Cathy's Concept partner program: you pay a one-time setup fee and then $49 a month, and you get

monogrammedgifts.cathysexpress.com

That's fine - BUT there are banners all over MonogrammedGifts website sending people to Cathy's - and NO - you don't make any commission (I already asked them)

So if your EPC is down with this merchant, this new leak could be the reason.