.#3 Contact Local Contractors for PricingCall local Subcontractors and get budget pricing for common repairs on your typical rehab project.For example, call a roofer and ask what their average cost per Square of Architectural Asphalt Shingle Roofing would be on a 1,500 sf house, with a 6/12 pitch.Note: Some contractors will be reluctant to share pricing without seeing the property, but tell them you are just looking for a rough budget number you can use on future projects.#4 Compile Your Prices into a Spreadsheet or Estimating SoftwareOnce you start to get a better understanding of Labor and Material costs you will want to store this data into a spreadsheet or software that you can use to help you streamline the estimating process.The Book on Estimating Rehab Costs comes with a spreadsheet that you can use to help you populate your own database of labor pricing and material pricing.

But roughly to get an overlay on existing asphalt figure $6.00 per sq ft .  

As to the why of what you're dealing with - a lot of insurance companies are doing this because roofs over 15 years of age in Florida are highly susceptible to wind damage because of the brittleness in asphalt shingles that's caused by long term sun exposure.   

I currently work as a superintendent for an asphalt company I have an interesting opportunity with this company because for 7 months out of the year it takes a lot of my time and energy BUT I have 4 to 5 months of the year when I make the same amount of cash flow from them and only have to work 30 hours a week.

For example, call a roofer and ask what their average cost per Square of Architectural Asphalt Shingle Roofing would be on a 1,500 sf house, with a 6/12 pitch. 

New everything including water main, roofs, asphalt, power lines.

Lauderdale): What is the average cost to replace a 1,000 sq.ft. asphalt roof?  

Then you just gotta put feet to pavement and find one.

The duplex next to mine has no garage, just a big asphalt lot.   

Looks like I need to do a bit more research, maybe get a batter barber with good leads and hit the pavement :)