how can you tell if the body flexes when you cut out the floor pans

[73chargers4404]

how can you tell if the body flexes when you cut out the floor pans,i never had the car jacked up when i removed the floor pans and i jacked the car up after i removed it.

[NHCharger]

Do you notice any differance in the way your doors open or close?

[73chargers4404]

no they open and close fine.