payback period {Ans: The length of time that it takes for a project to fully recover its initial cost out of the net cash inflows that it generates.}simple cost-benefit analysis {Ans: Lists the costs to the buyer and the savings the buyer can expect from the investment}NPV {Ans: the net value today of future cash inflows minus the investment}ROI {Ans: return on investment}testimonials {Ans: statements written by satisfied user of a product or service}inventory turnover {Ans: calculated by dividing the annual sales by the average retail price of the inventory on hand}