Does your company offer a guarantee for work completed, and if so for how long?Has your company been involved in any legal disputes or lawsuits?

CONSTRUCTION CRITIQUE (YOUR CONSTRUCTION FIRM) 
1. Does your company offer a guarantee for work completed, and if so for how long?
2. Has your company been involved in any legal disputes or lawsuits?
3. What will the payment schedule be for my project?
4. What is the daily schedule for project work? When will workers be working on my project?

5. Can you provide a list of references?