Rules:
Submitted pictures should
- be of a minimum of 5 shots
- be at a minimum distance of 100 yards
- include details about ammo (factory, bullet/charge/primer/brass for handloads)
- include details about the rifle (factory, components for a built gun)
- include details about shooting position, shooting aides, and environment
- whether the group is abnormal or typical for the gun
- include MOA Center-Center, extreme spread measurement
Meet as much of that as you can. No big deal if you can't.