Finally got time to make my first post after registering a week or 2 ago, I found these forums through vermin hunters tv channel on youtube after I purchased a Hammerli 550 seeker air rifle combo, to deal with the rats that I have recently noticed stealing the bird feed off the feederIi put in the back garden, and found I couldn't hit a barn door with it.
So I googled how to aim with a spring powered air rifle and came across various youtube channels giving advice and found the ones with Si Pittaway giving advice on the marksmanship principles and various other bits of advice, after 3 tins