Use "up sell" in a sentence

1. Offering a Cryotherapy subscription is a great way for a cryo business to up-sell its customers while promoting the myriad health benefits that customers receive from committing to periodic sessions.

2. A new class of fix-up vagabonds has emerged to move into houses, fix them up, sell them for a substantial tax-free capital gain, and move on to a more expensive house to repeat the process.