I just thought I would mention that just because you have the skill set to do the rehab labor doesn't necessarily mean you should be doing the work. 

They are highly skilled, highly credentialed, and that means they're highly paid).Depending on the cause(s) and solution(s) to the problem, the property may need to be vacated--now you've got an empty property that's bleeding cash, and not bringing in any rent.

I have 40 years of experience in the home design and construction industry, a ton of skills, and talent.

Recognizing the importance of enhancing both functionality and aesthetics, I embarked on a comprehensive renovation project, focusing particularly on the kitchen and bathrooms.

Good thing you can make tons of small tweaks to your kitchen to improve the overall aesthetic without having to spend thousands.

What skills do you have that can help in real estate investing? 

You'll learn who's who in your market and learn a skill. 

I would not recommend using appraisal gaps because if the appraisal is less than the offer 1) you are overpaying for the property based on the value set by a skilled independent appraiser 2) you have to come in with a bigger down which impacts return, reserves, etc. 

(there are ways, but they're time intensive and/or require a different skill set. 

Now I am with C21 Prime Time which I have been for thirteen days have defined my old sales skills with consistently sharpening my cold calling phone skills through attending their script and role play every Tuesday and Wednesday morning training.