I understand that at the initial stage, the buyback will help fill the jackpot fund, as well as stimulate the growth of the token. But this will be only once and the lottery will be held regularly and managed by a smart contract.
How can buybacks be done if this project is meant to operate as a nonprofit business?
The most of the amount raised during ICO (about 90%) will be spent for the first Ticket token buyback. This will form the initial jackpot