Taking a layaway is as easy as making a sale. The guidelines you set for minimum deposit and length of payment are strictly enforced so you can accept layaways with confidence.
18. Layaway parameters
XpertMart: Point of Sale and Inventory Control for Retailers
Not enforcing your own layaway policy can really hurt your bottom-line. Many retailers have suffered from letting customers stretch layaway payments beyond the original period without charging any fees, keeping the merchandise in inventory limbo: you can't sell it but you can't replace it with new items either.