In the example of the workplace, ie trying to ensure a discount for something like, say, registration for an event? Or a discount for repeat business? Or perhaps if you have a good working relationship with another company, there may be some leeway on their rate?
I don't mean going in to Greggs and trying to get 10p off a sausage roll. 
A colleague mentioned that he thought it was and I found that
as I thought it was just business?