Welcome to DFP! Lot's of great info and great people within the pages here.
(BTW, I like my coffee black/strong with drizzles of chocolate and caramel and a splash of cream. :coffee::D )
These might be helpful:
https://www.discussfastpitch.com/threads/huge-bruise-on-hip-bone-and-inner-elbow.25908/
https://www.discussfastpitch.com/threads/bruising-hip-help.36168/
@Hillhouse sells (used to sell?) a flap called the Perfect Circle that can be a good tool. Jason Snyder's Pitch Squeak has become very popular and is very adjustable for different parts of the arm: https://www.facebook.com/p/PitchSqueak-100085035953780/
/\ Those look like the arm is trapped or making hard contact. As seen in the slow motion video I posted above, it’s really very smooth and fluid.
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It's really tough to answer without being there. The key is to keep the lower arm relaxed and allow it to be loose and whippy. As long as there is some natural flexion at the elbow, the lower arm will wrap/roll/brush/swipe around the upper thigh. Keep it loose and let it happen. As cnardone...
It’s important that the inside of the upper forearm begins the brush contact behind the hipbone and the forearm wraps/rolls below the hipbone around the thigh.
Start with no ball and progress to a ball.
I have a student who came in following some time off who was all of a sudden throwing a nasty scrop. Previously her drop had 12/6 spin but this weekend it was 1-7 and cut nicely inside. Interestingly, she uses a two finger grip. If she/we could identity how she's doing it and learn to throw...
To the best of my recollection, in NCAA, International, Triple Crown, USA Preps, USA, etc., the pivot foot may start with the pivot foot heel in contact with the front edge of the plate. I believe that NFHS, Little League, USSSA, etc., require at least some part of the pivot foot (including...