Buy two, get one at half price is a good sales concept; and for the schooling species, you can always offer a deal of buy three, get one free. (petbusiness.com)
Alternatively, the buyer can do an installment sale concept where they can directly negotiate with the seller to pay the property off over a period of time. (reimag.co.za)
Always Be Closing: Sales Concepts for Small Law Firms takes a fresh look at some classic selling skills with a perspective that's unique to attorneys and law firms. (lawyermarketing.com)