If they are giving you a cost to fix the problem in their listings, then it is probably in bad shape & must be removed.

Always paid rent on the first of the month and keep my apartment in immaculate shape. 

If the unit is in good shape and you have a security deposit you might just non renew and keep the deposit. follow your local laws.

Lately one deal that has stuck out is described, “L-shaped property has 3 trailers on site 2- 3 bedroom 1 bathroom, and 1-3 bedroom 2 bathoom.

You want to be prepared for this, when he/she walks in you want them to get an impression that the place is in good shape and that you have addressed all items. 

Yet lastly, should I manage to invent time travel and avoid any paradoxes going back to 2005, I'm 6'2", 44 years old, hopelessly out of shape, but I want to suit up for Tokyo 2020 and win the all-around gold in women's gymnastics...Sorry, Simcha, but the "you can do anything you want" ra-ra line gets to me.

The problem is that the valve stems are not all the same shape, so it's hard to tell which handles you need without looking at the faucet or taking the old handles with you. 

I would say it is a C- building (not D cause in decent shape) in a B/B- neighborhood. 

Get ya'll input on how you go about spotting trends, specifically as it pertains to rental growth and short term (3-5 yrs) house price growthMuch respect and gratitude to all those that are trailblazing and giving back, I hope to join the ranks some day!

Historic sales in this market for the last 2-3 years - this can reveal trends and potentially "gems" in a tough market.2.