You are a CM / GC that has the capability to do your own concrete work. Your contract with the owner on a project allows you to do your own work on a lump sum basis, as long as you are the low bidder for the work. The results of bidding the concrete work by the subcontractors and your firm are: Subcontractor A$410,000 Subcontractor B$420,000 CM / GC (You)$440,000 Your bid includes a 10% overhead mark-up for the concrete work and the owner gives you a chance to meet or beat Subcontractor A's bid. At what price do you take the job? What factors enter into your decision making