I've also added a spreadsheet for me to help me with a little extra organization.Anyway, I highly recommend it as it's easily a net positive and takes almost no time. 

One of the biggest complaints with DSTs is the high cost/fees associated with them.

Any advice to find better deals or get high cash flow?

for the FWIW file and congrats on selling your bizz thats a nice payday.most of the folks I have done bizz with over the years that are very liquid will buy as high end of rentals as they can  IE A class and put professional management in there. many states require on site manager over a certain amount of units as well.. so the PM is really managing this employee that is mandatory for you to have.. this could work well for you you manage the on site manager let them do the dirty work and you stay engaged and gives you something to do.. good luck with it..

If this was your primary residence, I would highly recommend selling within 3 years of converting to a rental to maintain the section 121 tax free gain on sale of a primary residence (250k exclusion for single and 500k married). 

Furthermore, understanding the resident characteristics allows me to measure the target market and modify my investment strategy accordingly.Inspection ChecklistSituations vary from one property to the next, but here is an on-site inspection checklist to get you started:Interior Units:Inspect vacant units, including one of each finish out type (Classic, Reno, etc.).Check all down units.Inspect one unit from each unit mix.Exteriors:Landscape:Look for overgrown bushes.Identify trees that need trimming (no branches hanging over the roof).Take pictures of the following:Curb appeal on all sides facing the street.Landscape around the office and amenities.Overgrown bushes or trees.Any dead landscape.Areas that may need sod or mulch.Assess drainage:Ensure water flows away from building foundations.Check slope, gutters, downspouts, surface drains, French drains, etc.Exterior Walls:Determine the existing material (wood, vinyl, Hardie, brick, stone).Assess the condition of the walls.Note if painting is required.Take pictures of each building, including building number, each elevation (clockwise), and any breezeways or niches.Windows:Evaluate the condition of existing windows.Consider whether solar screens should be installed.Roof:Identify the type of roof.Assess its condition and age.Parking Lot:Check for potholes.Assess the need for restriping.Note whether the parking lot is concrete or asphalt.Evaluate drainage issues.Walkway:Look for tripping hazards.Assess drainage issues.Foundation/Gutters:Inspect for cracks in the brick.Check for separation in corners from fascia and trim boards.Evaluate drainage and identify poor drainage areas.Amenities:Identify possible improvements.Consider adjustments or additions that can enhance amenities.Talk to the Staff:Maintenance: Inquire about the physical condition.Office: Discuss current residents, delinquency, and potential changes to add value.Assess whether rents are too high or too low.Confirm rents and what is included/not included.Confirm other sources of income and associated charges.Confirm occupancy, pre-release, and vacancy numbers.Note: Maintain professionalism and avoid insulting the owner or broker, regardless of the property's condition.Keep in mind that investing in real estate is like solving a puzzle—you need all the pieces to see the big picture.

I let pricelabs do most of the pricing to get me to high occupancy for April.  

But $40k is way, way too high a price.

This may be able to work if the ADUs can be added at a low enough cost that the NOI and cap rate provides a value high enough to justify the effort and risk.  

After that experience - of renovating and building new simultaneously - it became highly evident to me that new construction was the way to go.