1 automatically makes a sum [6,7]
2 a lot of big shots giving a salute [5]
3 a form of gluttony is consented to [6]
4 tender area area tender rather [8,5]
5 there's nothing in the box how funny [7]
many thanks for any help
4- I was thinking something along the lines of "aching backs" (as the clue is repeated in reverse) but aching is not long enough - do you have any of the letters already for this one?