Then again this is the city that that does random road construction lasting years where you don’t see workers for months.

The further risk to a bank's image/brand in being opportunistic in this regard I see as another motivating factor here.Examples welcome though! 

Other random expenses could be included like a portion of your phone, wifi, travel, or other LEGITIMATE expenses related to running your real estate as a whole (and not to specific properties). 

I purchased a home last year and the insurance company (Allstate) contacted me a few months after closing stating they did a random drive by and my roof didn't meet their standards and I'd be dropped from the policy if a few minor issues weren't corrected. 

You'll have to create the image of a far superior experience and then convince the consumer that there's a real benefit that's worth $3.50/cup, when the competition is cheaper and probably tastes very similar.I looked at Tandem's website. 

See my numbers in the attached image below.I need help to understand if I'm making any mistakes or overestimating some costs.My own conclusions are that the high property taxes of $9180/year are skewing the numbers. 

OR Hire a really experienced Realtor that specializes in Investment Real Estate that has gained valuable contacts over the years that could provide you with access to their resources for free OR Work directly with a Real Estate Investing company with decades of experience that can provide you with access to their contacts for free2) Finding a deal: Here's a few ways to go about that - You or your agent can search the MLS and crunch numbers on property advertised on the retail market and hope to find a deal that all of the other real estate investors in Texas may have missed OR You can attend auctions and try to outbid all the other seasoned investors there only to realize if you win then that means you paid too much OR Have random wholesalers send you the one off deals they get under contract OR spend the time, money, and energy in trying to become a wholesaler yourself OR Work directly with a Real Estate Investing company that can send you the largest source of deeply discounted property sent directly to your inbox in the form of a daily spreadsheet.3) Estimating Rehab, Holding and other Costs: Read FLIP by Rick Villani and Clay Davis and The Book on Estimating Rehab Costs by J Scott.

How much would you say personal image affects real estate sales?

It usually helps me understand the market rather than guessing if one of two amounts is way off base due to one guy being pricier generally, or one guy missing something in his estimation, or different levels of quality, or sometimes what seems like random chance.  

I have no issue paying for services rendered but a random text doesn’t fit that criteria to a tee.