Sir, I recently sent a postal order for 3 guineas to an advertisement in the "personals" section of a gentleman's periodical. "Receive by return post,a photolithograph of a mistress most strict". I may have been hoodwinked.
Was making a translation (not bl related) and came upon this definition for "trade". I did not know that. But i do know a lot of examples. And i bet you guys do too. I've found the name for them, in the middle of my job... Did everyone else knew about