Its because most office workers are p***ks who have some sort of superiority complex even when they're not as important, more disposable and on less money.
This exactly. One of the lads from the yard is now in the office, and has basically turned into an errand boy. Out every ten minutes, passing more work onto us, asking us to count stuff, and chucking empty boxes outside the showroom door rather than walking 300 yards to the skip.