All good points, I didn’t audit the actual installFwiw, if anyone is making a parts list, The fastener quantities aren’t correct in the work order posted above. Lines 9 and 10 should be more than 1 each.
And I didn’t need the cover on line 7. You probably don’t if you are moving seats from one car to another. It attaches to the seats and will/should move with them
And, remember, the strikers depend on the model year.