Make sure you approve of any subs and whether or not you will be paying for materials or them, if it's you, make sure you deal directly with the supplier.

The payment would be made out to him as well and not directly to whoever his window supplier is.I got another quote from a Universal Windows who can also do the job for about $6800.

A comprehensive spreadsheet of the specific materials you would use in your rehab is the way to go.Home Depot has a canadian version.http://www.homedepot.ca/for specialty items amazon has alot.http://www.amazon.caYou can also speak with private suppliers in your area.

A Hybrid contract of sale... a way to close more transactions by joint venture A commercial contract of sale, 3 pages with special buyer requirements related to environmental conditions, existing suppliers, surveys, buried oil tanks and other conditions that must be known to make a profitable and safe transaction An option agreementAn informational pocket pack with 52 options to financing and control a building without conventional financingBlank checks, pens, carbon paper, A list of referencesDisclosures for lead paint and other state or federal requirementsCell phone with camera to take pictures of the nice things and negative aspects of the property and to take a picture of the contract to email confirmation to seller and to your title company or lenderA gift, something for the seller to remember you by, I give Indian Head Nickels away, pens, note pads.Blank addendum forms - these are used to attach to your purchase agreements (you don't want a lot of chicken scratching on your contracts; use them to write some of the following; 1.

Doing all oil-rubbed bronze hardware/lighting/fixtures, so I've got them coming in from various suppliers (Home Depot/amazon/surplus stores).I scored a major steal from the Habitat Restore on a prehung exterior door for 75 bucks and two 24" interior doors for 26 bucks (total).

@Rob Beattie I'd just keep my eyes/ears open at Contractor networking and Supplier/Vendor events.

It seems to take a while to come up with vendors and suppliers for rehabs. 

Turn key companies have lower materials and labor costs because of discounts with suppliers and contractors and trades people.3.

I typically prefer Oak stained very dark in rentals due to how hard the wood is and it's affordability if purchased from the right suppliers.  

You have to know what comes next, you have to know codes, you have to know people, you have to know suppliers ( I know some people just go to home depot and buy their stuff) but as you grow you realize that that is not the place to be!