Start with BiggerPockets Ultimate Beginners Guide (free).

As large investors entered the market to acquire single family houses, our margins were squeezed and we ultimately could not maintain our target investor returns as the market totally changed.

So ultimately, you should sell your primary, rent a cool house, invest in rentals. 

Ultimately in looking at it, I'm not sure commercial would be that great as it doesn't have any highway frontage. 

Ultimately, all the costs would be added to your basis in the property and depreciated when you place the property in service as a short term rental.

Ultimately, you should choose the option that best supports your financial well-being while striving to keep the relationship amicable.

In some instances, it was difficult to locate the source of the high water bill, but ultimately, it was discovered that there was some leak on the premises.

And someone said it before but make sure it aligns with your "why", don't just do it willy nilly and think you can just make a quick buck, what is your ultimate goal and which strategy will help facilitate that? 

Your 1031 will ultimately be only as good as the individuals directly assigned to your exchange.  

Quote from @Victor Lin: Hey all, I have been living in Seattle for a little over 2.5 years now and I like to think I know the North Seattle area pretty well and would like to finally begin my REI journey here.I am looking to connect with other new or experienced investors in the Seattle area to mutually learn off each other and ultimately just gain more knowledge.