Method and System for Lottery Incentive Rollovers without Re-Qualifying

A computer system for selling lottery tickets, the method comprising:

• one or more input devices for receiving requests to purchase lottery plays and requests to validate winning lottery plays;
• an output device for issuing a lottery ticket;
• and
• one or more processors programmed for:
• receiving a request to purchase a lottery play;
• determining whether the lottery play is a qualifying lottery play, wherein the purchaser of a qualifying lottery play has an option to purchase one or more bonus lottery play sets each comprising a set of two or more whole lottery plays, a pool of shared-ownership lottery plays, or a set of two or more fractional lottery plays
• receiving a request to validate a lottery ticket;
• validating the ticket to determine whether it includes winning plays;
• if the lottery ticket includes winning plays, determining the prize for each winning play;
• if the lottery ticket includes winning plays, determining whether the lottery ticket includes a bonus lottery play set;
• if the lottery ticket includes a bonus lottery play set, making an offer for the holder to purchase one or more rollover play sets without requiring another qualifying purchase, wherein the each of the one or more rollover play sets comprises a set of two or more whole lottery plays, a pool of shared-ownership lottery plays, or a set or two or more fractional lottery plays.