Manipulation works.
Every manipulative tactic can indeed help influence behavior and help a company become quite successful.
But there are trade-offs. Not a single one of them breeds loyalty.
Over the course of time, they cost more and more. The gains are only short-term.
If you have exceptionally deep pockets and are looking to achieve only with no consideration for the long run, then these strategies and tactics are perfect.
Start With Why by Simon Sinek