I'd be happy to give you advice or refer you to someone. 

Do you provide references?

Will work on some of these actionable items

These methods include:Detailed Engineering Cost ApproachDetailed Engineering Cost Estimate ApproachSurvey or Letter ApproachResidual Estimation ApproachSampling or Modeling ApproachExperience or “Rule of Thumb” ApproachFor further details on the methodologies, refer here.WHAT ARE THE BEST AND WORST PROPERTIES FOR COST SEGREGATION STUDIES?

page=1&utm_source=Iterable&utm_medium=email&utm_campaign=Transactional:%20topic_notification&utm_content=Transactional#p5535505https://www.biggerpockets.com/users/ZacharyCole/references

Fees:The Set-Up Fee is $50The IRA Annual Fee is $275 (flat fee regardless of the number of assets & regardless of the account value)The Direction of Investment fee is $10**The Wire Fee is $15See our fee schedule for Crypto-currency feesPlease refer to the fee schedule to see metals storage costs.

At the end i will add a list of items why adding a single ADU in single family zoned areas may not be the best RE option.The most common value add is via a rehab.  

But enough to make to do all the cosmetics along with a few major items like HVAC, appliances, etc.

@Stacey OlsonRecommend exploring as many sources as possible to get referrals AND cross-reference them to get as much accurate information as possible.Check out NARPM.com, BP’s Property Manager Finder (BiggerPockets: The Real Estate Investing Social Network), etc.Also, encourage you to learn from the mistakes of others - by reading posts here on BiggerPockets about owners not having their expectations met by their current Property Management Company.

A PMC is the ONLY one that will deal daily with your property.Here's some copy & paste advice on hwo to screen PMCs:Recommend exploring as many sources as possible to get referrals AND cross-reference them to get as much accurate information as possible.Check out NARPM.com, BP’s Property Manager Finder (BiggerPockets: The Real Estate Investing Social Network), etc.Also, encourage you to learn from the mistakes of others - by reading posts here on BiggerPockets about owners not having their expectations met by their current Property Management Company.