Hold your mouse over abbreviations to see what they stand for. BPFSL (Bone Pressed Flaccid Stretched Length), that’s when your 100% flaccid and stretch your penis stright out as far as you can and then do the length measurement as opposed to measuring the length while you have an erection. It is done bone pressed.
Yes, of course PE really works. Take girth gains for example, how would you explain 1+ inches of girth gains. It’s a circumference measurement and has nothing to do with the fat-pad. Some people have huge gains that can’t be explained by measurement errors. And there’s a decent amount of picture proof where you can see the gains - Category:Picture Proof
If you spend the amount of time and effort we do pulling on our dicks, something is bound to happen, it’s just physics.