F meaning you won't roll down your windows and that you'll probably be repurchasing your rehab materials several times during the process.

It's been a big sacrifice obviously; while friends and family were off having nice vacations and buying lots of material items, we used vacation time to go work on rentals and saved our extra cash for down payments on rentals. 

We usually bring our pressure washer, edger & weed killer (tenants always let weeds grow up around the heat pump for some reason), screen material and screen tools, plan on painting any exterior wood railings, doors, etc., that may need it, stain decks, fix loose fence pickets and gate hardware, anything that we know would cost a fortune in labor charges if goes through the PM but we can do ourselves at low cost. 

Pay attention to leading indicators like building materials or permit pulls.3.  

I recently finished reading David Lindahl's book Multi-Family Millions, any suggestions on follow up reading materials and advice are welcomed.

(In actuality, things like that should be planned so you can get a great rate on labor and materials, but that is for another discussion.)

I'm wondering if the amount of weight added with these materials is going to be ok.

Will all of the funds (labor & materials) of a 203k loan goes directly to the contractor?

I provide all the materials for the and also carry workers comp policy.

The city's utilities and/or engineering dept(s) will undoubtedly want them to determine whether the distribution lines are an acceptable size/material and if they were installed according to the engineer’s specs.