Sentence:  It's like they are on a generic mailing list and some photographer is just <WSD>shotgunning</WSD> cards out into the world with no thought as to who they are actually going to. 
Meaning of the word marked with <WSD> tags:  To send out many (requests, answers to a question, etc), especially in the hope that one obtains a positive result (i.e. reveals useful information, is correct, etc), in the manner of a shotgun firing many balls of shot such that one may hit a target.