By: Editorial Staff BFP HOLDINGS CORP., the parent company of Treasure Chest Advertising Co. Inc., has signed an agreement to acquire Dallas-based Retail Graphics Holding Co. Treasure Chest, with 1993 sales of approximately $555 million, is a marketer and producer of retail advertising circulars, Sunday newspaper comics, Sunday magazines, TV books and special supplements. "Now we've got to really bloody our knuckles when it comes to knocking on doors. We can get turned down, but that doesn't mean we can't be resilient and go back . . . to advertisers with solutions to their problems."