New tile brings 300%  @ re tile kitchen and bathrooms, cost $700 increase the value $2100New paint 300%new light fixtures and door knobs 300-500%New windows 200%Curb appeal  ( outside) front yard    1000%   just a few bushes and bark and flowers can make a yard Pop!

.#2 Explore Lowes and Home Depot to Learn About Material PricingTake a tour through Lowes and Home Depot (or their websites) and look at finishes materials and fixtures that you will consider using in your rehab projects.

New toilets, plumbing fixtures, electrical fixture and so much more.

Rough-in means the wires are connected and attached to studs, but have not been connected to outlets, fixtures, etc.

All capex Items except the roof (was redone right before I bought it), flooring, paint, landscaping, toilets, faucets, light fixtures, door hardware, outlets..... you name it we probably updated it.

New toilet seats, new door knobs, light fixtures, and blinds. 

I go into the property ready to improve flooring, fixtures and paint.  

However, I learned from all the mistakes I made in the process, and eventually got them all corrected and up to their requirements -- and I was off to the races.City has some cheatsheets available on a number of various requirements that are most-commonly failed by folks submitting their plans, things like hazardous glazing, spacing for certain bathroom fixtures, escape windows, etc.

Then it is easier to either request a zoning change or special use variance.Might not be your cup of tea, but rent a skidsteer with grapple hooks and a tooth bucket. 

Electrician- one light fixture/change out 10 outlets.