1973 Chevy Camaro Z28 SUBFRAME INSTALL!! Using ALIGNMENT holes, PLUMB Lines, or BOTH??

1973 Chevy Camaro Z28 SUBFRAME INSTALL!! Using ALIGNMENT holes, PLUMB Lines, or BOTH?? This is my first time installing a Camaro subframe but the end result turned out great! This can be intimidating at first but put in the time to prep and research how to square it up and you will be fine!