Welcome to the board Bamababe - great question, I'm sure you're not alone in that!
Is it more the paper you need to control or need help organizing the office as well?
I'm sure Jamie will have some great ideas for you - here's an older post written by Jamie which might get you started with some inpsiration until Jamie is at the board Paper Piles Solved
Anyone else dealt with this sort of problem before? What has worked for you?