Property manager helping to guide, and now stepping up to next level with networking.

It should be matched to their application and their credit/criminal background check.Here's a detailed guide on how to screen applicants: Application Screening Guide

I have read the city’s guide https://www.slcdocs.com/Planning/Guides/ADU_handbook.pdf but I still have questions.1. can tell that till require the owner to live there for the ADU. 1a is it for permanent residency or is it justified if it is a second home that I would use occasionally?

You can read The Book on Estimating Rehab Costs by @J Scott as a guide, but the current numbers for your area will be different.Don't let someone tell you that you can just do per square foot.

Can anyone point me to a step-by-step guide for end buyers working with wholesalers?

Start by reading the Ultimate Real Estate Investing Guide: https://www.biggerpockets.com/guides/ultimate-real-estate-investing-guide/introduction2.

Your accountant will guide you through.

I made a tracker based on the IRS audit guide.

Start by reading the Ultimate Real Estate Investing Guide: https://www.biggerpockets.com/guides/ultimate-real-estate-investing-guide/introduction2.

I have a neighborhood grade guide my team has been working on in Ohio.