LLC-A can do a consolidation exchange and purchase a tic% of the new property with all of it's sales.LLC-B can do a simple exchange from it's sale to a tic% of the new property.You can separate by address if you want. 

When working with Civil Engineering, Is it best to simple pick on firm and go with them, Or is the 3 quote rule in effect at this stage of the process? 

Create a simple spreadsheet or written list to compare the features of each and identify the ones that align with your requirements.

My question is what is the suggested approach for renting a unit out of the home and living in the other?

No, you said how does one find a "deal" without a wholesaler, it's very simple, you simply put in the work to either (A) be found by these sellers who are "deals"     -OR- (B) you approach them yourself. 

So with all that, I'm thinking to open booking now for next summer with a 7 day minimum, see how it books out, and by late winter/spring I can reduce it to a 3 day min to fill any remaining weekends, and then work on filling mid-week vacancies as summer approaches.We were leaning towards Fri-Fri, but Michael I like your suggestion about the Mon-Mon option, which could be nice because renters would have the weekend to travel and then begin their stay on a Monday, then they would end their stay on an upnote with a long weekend...But with either Fri-Fri or Mon-Mon renters would probably need to take 6 days off work...Sunday-Sunday might actually be better because renters would only need 5 days off.  

For context electric wall heater quotes have been around $1300-$2000For HVAC dual mini split has been $5K+ If anyone has installed an electric wall heater I would love any thoughts/suggestions.

@Edward Heavrin not knowing anything about your financials I would suggest you first have cash or equivalents equal to your debt.

MOTIVATED SELLER is something I have saved and I would suggest to do the same. 

In this post, we’ll explore the key considerations and weigh the pros and cons of making the switch.Why Investors Use Multiple Carriers in the First PlaceMost businesses start with multiple insurance carriers for a few simple reasons:Cost – When starting out, investors may opt for the most affordable insurance options, which often leads to picking different carriers for different coverage areas.Specialization – Some carriers specialize in certain locations/aspects of the property.