FIVE  RIDDLES

1. Why is it so expensive to eat at a taco stand?
2. Why is it hard to shop if you forget your shopping list?
3. Why is there no lumberjacks' union?
4. Why does a lion kneel before it springs?
5. What happened to the frog's car when he double-parked?

Answers:

1. Because of the hidden cost  (taCO STand) 
2. You're listless. 
3. Too many splinter groups 
4. It's preying.
5. It got toad.