The 200% Rule: the combined fair market value of all your identified replacement properties cannot exceed 200% of the value of your relinquished property.2.

In my search for other platforms to compare against CoStar for market analysis, comps, and prospecting I have struggled to find something that is comparable without it being similar in price. 

Many beginners jump in without a plan leading to mismatched goals and markets.

if this is on market, and wasn't immediately snapped up, i suspect it may be in a more challenging area...

Think diversified income, ability to market effectively, no risk of OTA algorithm changes that have negative impacts, etc 

Trying to decide out to lease the second unit before I market it. 

Not sure what rent control is in place where you are, but you can also use the opportunity to get the rent up to market value.

I figured any cashflow is great; especially in the Las Vegas market.

The market I really want to be in, is a small mountain town where inventory is insanely limited.

We found a single family house that is $260,000 below market, after further inquiry, we discovered the house has a renter which the seller wants the new buyer to evict.