Obviously you will spend a lot more time managing the project and coordinating each contractor, materials, deliveries, etc.

They are blaming the workers or the delivery guys who delivered the construction materials. 

The Certificate of Service is for you to keep for your records, check which option you did for delivery and save. 

He will receive the cash upon delivery of an empty unit and keys.

Store front, office only, delivery bay?

- Are they on time with delivery of tax documents?  

I currently freelance as a delivery driver in my free time in the Cincinnati and Dayton area.

For a well failure we were able to tie in to a neighbors supply with a hose,  bulk water delivery is also possible in some areas but your problem being the piping neither of those options may be a solution.

To break down the tldr, apparently I used 23.59 in gas last month (44 ccf). that's all fine and dandy, but the 134.45 they charged me in delivery charges for the gas alone seems a bit absurd.

Construction loans can be trickier for modulars as the lender, who's accustomed to real estate, scratches their head when the factory wants a payment before delivery or before the modules are actually 'real estate'.