As a contractor, your focus must extend beyond the job site to securing your financial foundation. While managing crews and projects is essential, mastering Accounts Payable (AP)  is the unsung hero of cash flow and profitability. For a construction firm, AP is not a simple liability; it's the core system for tracking Cost of Goods Sold  and managing legal compliance. Failing to properly manage this area from correctly allocating costs to handling complex lien waivers and ret