An ad. A brochure. A come-on. A notice of product available for transaction, trade, sale. A product. A commodity. Like a used car that’s slightly dinged up, a little older than others, perhaps, but otherwise in fine shape. Ads are appropriate for used cars. But what should you call it when the merchandise on the block is the willingness of your heart? What do you write when what’s at stake is the creation of your family? Let me backtrack. My wife and I wanted to have a child.