how do you hit the ball in pool?

Answer 1

unless you're an expert, for most shots hit the cue ball in the center following the line you want it to go.

beyond that, you can practice hitting it lower down to generate backspin for setting up additional shots.

i've never found a need to create spin by hitting on the sides, but of course great players can do this to excellent effect.

Answer 2

Very carefully and acurately with a que stick.

Answer 3

straight