You will have to find your own niche. 

Has a nice view but a unique situation foundation wise.

A very long time ago, stock investing was a small niche market.

I know this is a niche in the REI space, but I feel that there are gains to be had.

Can you also shed some light on these unique portfolio loan options that you were able to customize with local community/commercial banks?

Welcome to Bigger Pockets @Joshua Koo As you can see, BP is loaded with all the information you will need to succeed in whatever niche of real estate investing you wish to pursue and the community is filled with knowledgeable investors and professionals to learn from and connect with.Listen to the podcast for extra inspiration and investing advice and post in the forum for any questions you have.

My MSL (maximum spending limit) for RE info is in the $49 to $97 range.I actually found some niche specific tips in my price range - good for anyone that knows the basics.  

The sandwich lease option is a niche strategy that can be profitable when used under the appropriate circumstances, and also comes with additional liabilities to consider and prepare for. 

As a newbie, I'm researching and trying to develop my strategy and niche for my investing.

they are building it.. one just opened in PDX last week.they do it in Oregon with State backed long term bonds at very low rates.. although rates are low from banks now as well.Plus you get tax credits that you can then sell to banks and others.. its a whole NICHE