 net 10 and net 15 are widely used as well, especially for contractors and service-oriented business (as opposed to those that deal with tangible goods).Net 60 is not used as frequently due to its longer payment term.Legally speaking, net 30 means that buyer will pay seller in full on or before the 30th calendar day (including weekends and holidays) of when the goods were dispatched by the seller or the services were fully provided.