Should you considering teaching Back Passing to a Rec soccer team?
Should you rotate players to all positions? In most rec leagues you shouldn't worry much about positions until U-9 and some leagues require that players rotate positions until U-10.
The 2 basic types of Movement Off The Ball that all coaches can easily teach players U-10 and older are described in SoccerHelp Premium in "23 Of The Best SoccerHelp Tips & Tactics".
Soccer Positions Tips - how a Rec soccer team beats bigger, faster teams.
If a player stays still when a teammate with the ball is dribbling toward him or her, one defender can guard them both and there is no realistic passing option.
Things a Soccer Coach Should and Should Not Do.