First off I need to apologize for HOW I worded my reply to you. I wasn't actually asking you how you do that, I was trying to say "You need to be sure to factor this into your pricing". Unfortunately that is NOT how my reply sounded.
In regards...
What are you hoping to deliver?
How do you account for Travel, processing, flight planning, etc?
WAY too many variables to give any viable advice thus far.
:)
What services are you providing? Are the large jobs the same as the small (just more acreage) or do they entail more/different services?
Acreage is just one factor, and in my experience, every single 'drone job/project' is different. IMO, basing...