1 Don't allocated so much coins for bounty hunters
2 Donts give so much refferal bonus
3 Don't spend so much coins on marketing
4 Don't allocated so much coins for dev team
5 If possible then released bounty token after 6 months of exchange listing. But they should be declared that terms in the beginning otherwise its create fud about the project.
6 Keep updating community about latest updates
7 Choose good exchange for coin listing
So overall it's dependent on the project owners too that how they handle their community and makes community to trust their project.