Matching Pairs Selling aids Online version A quick game about selling aids by E- Learning 1 Point-of-sale 2 Respond to Inquiries 3 Leave-Behinds 4 Direct Mail 5 Sales Support Tool Your sales letter sells but you can also include your brochure into your direct mail package. The type of brochure left behind after meeting a customer. The type of brochure picked up whilst browsing. Someone asks about a specific product and you drop a brochure in the post to them. Similar to leave-behinds but used as a selling aid through a sales pitch.