I am brand new and I hope I am using this platform properly (first post).

to me this becomes a very personal choice where you have to weight your Options.IE your own personal financial situation .. 

Do you check every drain, including floor drains for proper drainage.

Because they don’t advertise, difficult to find.Type 4 (Low Quality, Low Price)Not able to do any new construction or additions, rarely licensed, focused on low-end remodeling & maintenance work.Just one or two-person operation with no support staff.Very low overhead, markups seem low, but they often end up higher due to issues they didn’t price.Bids: Almost impossible to get a reliable written bid from them because they don’t have the knowledge to prepare proper pricing.

I have learned that referrals are not always true and I need to vett the individuals/realtors out properly and better.I have also learned that I need to breakdown my designs into a format spreadsheet report that captures all associated costs related to details in the beginning stages and not wait on my realtor to ask for the report.

A good civil engineer is hard to find, and can be worth their weight in gold.

Be sure you and the cleaners have the proper insurance and bonds in place against theft and claims of theft. 

Find yourself a great agent who works with 1st time buyers who will guide you through the process properly.

just have proper insurance .. as for tax's talk to Cpa

The person who made the FB post is who I had the dispute in proper compensation over.