How to float a strat bridge

1. Is a strat bridge supposed to float?
2. How much does it cost to float a Strat bridge?

Is a strat bridge supposed to float?

The standard configuration for a Stratocaster is three springs with a slight float in the bridge. ... While you can't go too tight with the bridge claw plate (plate that holds the springs to the body), be careful not to strip the screws that go into the body of the guitar.

How much does it cost to float a Strat bridge?

Around 3-2-1 semitones up on GBE strings respectively. So far works alright but starting to doubt myself with quite a bit of information suggesting trem plate sitting parallel to the body.