Quote Originally Posted by JTcooper
Does anyone have any photo of groups shot outdoor up to about 20 people please I need to get an idear how to set this up and thank you so muchy for any reply.

Cheer,
One piece of advice - get back as far as you can and use the longest focal length you can.

FWIW, I'd use f5.6 as a minimum. If you have enough light, go with f8.