Originally Posted by Overdrive
Wow, I didn't know this is a big deal.
No one told me about this before, I guess I better stop returning out serves before someone at a tournament next week might get on me about it...
You're learning a lot on this glorious Sunday on the internets Grasshopper. Of course you didn't know about this, your former coach didn't even know the difference between an under-grip and an over-grip.