Are these great environmentally?

If the property cash flows adequately enough, however, it shouldn't have a negative impact on your DTI ratio. 

Every missed rent check impacts you significantly more than the PM, make it your top concern!  

Plus you need to consider the impact that Alameda's Rent Control plays on your long term cash flow.

Probably has a bigger impact on government programs and the need to extend social security. 

Then there's third party reports like environmental, survey and inspection.

so between regulations that states start to enforce that could have an impact. with the how to gurus and sites like BP were begineers gets all excited to only find out wholesaling is really the toughest thing you can do in real estate..

For syndication, perhaps the rent increases weren't viable, perhaps the expense decreases work viable, perhaps there were hidden issues that couldn't be determined during due diligence, Etc.Market Risk:  Economic factors can impact any investment.

Each individual deal does impact the rest though, so when you have a loser of a deal, get rid of it (them),  Which leads to #2,,,2 - REI is a lot like playing Poker. 

Generally it's not overly complicated, but it does often impact the bottom-line as there will be additional costs and more regulation.