Not to discourage you from posting, but your friend needs to work on his stance. It looks like he is leaning back in the pictures. Do a search on stance and I'm sure you can pass on some good pointers to your friend.
Glad to see you guys are least wearing hearing protection! May I suggest eye protection as I'm sure you will want to continue enjoying being a member of this form and your Second Amendment rights - Both do require the use of sight. Be safe and safe shooting!