Make better games by not rushing it unto shelves (you will benefit in the long run by having steady sales).
And I think you also need to have an incentive to buy other games from the same Publisher by having like a reward/discount system. This can be done easily for digital games.
Stories unfolded with my home made rap songs. Feel free to listen here with lyrics: https://youtu.be/vyT9PbK5_T0







