Lower Rear Quarter Patch Repair

Not for me, and in 30 plus years have never worked along someone that used them. It's better to screw it up tight instead of the spring loaded mess. You can't pin a quarter on with them and close the door or trunk anyway.

Yes you can open and close the doors with a 1/4 cleco pins. If your doors will not open and close without the 1/4 your alignment is way off.