Just make sure they specialize in tax and have significant experience dealing with real estate investors.Here is a great list of questions to ask a potential accountant: http://www.biggerpockets.com/forums/51/topics/70447-questions-to-ask-a-cpaAlso check out the www.NAEA.org page in your search.

I've even found many potential partnerships that's very willingly to work with me once I find a property with numbers that make sense (Investor route).

Just want a general itemized list of potential costs to look into, such as cost to develop land, build foundation, permits, delivery and building of modular, hooking up utilities, etc.Thanks in advance!

There are even members that will respond here that have ulterior motives, so you shouldn't trust them.Go through the content available here on BP and then start looking for a Property Management Company you can build a relationship with - but, still verify & validate what they do as no one is perfect and even an honest mistake can cost thousands.Some agents may post here to start with them, but 95%+ of agents don't know how to properly identify a rental property to buy.

The rate, the sale pay the closing cost and the grow of the area What was the outcome?

Casual conversation can also lead to understanding how they view the potential transaction in general.

Currently, I'm looking for a way to send someone to capture exterior photos of potential investment properties.While Uber allows you to hail a driver, it's designed for single rides.

I have a tractor and have successfully fed wildlife before doing this.However, there is not a lot of margin to make a profit as I see bare land selling actively in MLS listings for $2-4k more than what it will cost me to buy the tax sale and do a quiet title search (likely $3k apiece). 

Your DTI will get maximized and you'll be short capex & reserves when the cost of capital is going to be higher the next 10 years than the previous 10. 

In Maricopa County, encompassing Glendale, Mesa, Tempe, and Chandler, you'll find diverse options balancing affordability and rental potential.