Or the charity event you sponsored with caps and shirts. How about the fact that you just moved to a newer location or maybe something as simple as the news of your new business. Just write the News Release as if you were the reporter. Quote yourself and make it sound real newsy. The more human interest the better.
Many people think quick printers can print anything and go there to find out where to get shirts.
A lot of them now have full-color copiers and advertise shirts. They do the same thing with labels, business cards and business forms. Most quick printers farm out those items. No, I don't mean set-up a boiler room full of guys smoking cigars. I mean tell yourself you are going to make 20 cold calls a day and set aside the time to do it.