The Schaller strap hook on the upper bout of my guitar needed a little "clearance", as did both sides of the case where it nudged the guitar body too tightly (a big woodworking Mallet actually works really well to "expand" points where there is just too tight a fit- just thwack your marked points carefully and continually check

I especially like the padlock holes, with proper plastic coated cables, secured to a solid object (at home or in the car), along with airplane travel