I simply allow the buyer to be unrepresented. 

Not sure how much that tells you, but might be better than nothing. also depends on the type of property if its a rental being sold then ya most realtors will have a good list of folks looking for a rental with teh right numbers if its owner occ this simply is not remotely possible unless its a certain school district or certain style of home.. 

Since Portland is such a tenant friendly city, I’m wondering if there is a loop hole or if I can choose the occupied unit to move into in an effort to rent the other at market value?

Lastly, simply raising the rent to cover the water bill seems like the easiest, however, should their portion of the bill exceed the amount I increase their rent by, then it'd be out of my pocket.I'm kind of at a crossroads here with making a decision and want to hear anyone's experience regarding the topic.

Not disregarding wholesalers at all (I truly appreciate them and think they have a place in the market) but I feel yucky simply saying sell me your house for penny's on the dollar which is the primary reason for including the other options listed above.

They are simply a way for the broker to get an indication of your intentions.

A real small per unit return simply is not worth the effort of residential RE. - real wealth is tough from cash flow alone and in markets that have historical appreciation below inflation for this century the return is largely from the cash flow.  

But I have more than once kept deposits from wholesalers that simply tried to tie my property up and then couldn't move it.You are welcome to do any due diligence before you put the property under contract.

I'd simply tell them that when the temperature on the thermostat is changed, it takes time to reach that temp. 

. - more so trying to build relationships and following the rabbit hole that leads us down.With regard to social media groups, is this primarily FB Groups?