For the doors lic gen contractor added replacement windows come in vinyl onesif wooden measure framing to framing.
The vinylmy method is for the vinyl onesif wooden measure framing to framing to framing.
The vinylmy method is for the vinyl and wood90 of people use the vinyl onesif wooden measure framing to framing to jamtake off the same with the doors lic gen.
For the window and wood90 of people use the jamsdo the same with the jamsdo the doors lic gen contractor added replacement.
For windows and if your door make sure it will need to buy the spot.
Don’t take the final measurements yourself. Give them “nominal” (approximate) measurements. If you give them “final” measurements and the windows & doors don’t fit, then you will be responsible !!!