Long term, I would like to just keep buying and holding, I would like my W2 job to be a supplemental income with my real focus being in real estate, and if I do decide to quit my job, that will hopefully be a realistic option on the table. 

I am hungry to learn and can definitely bring a lot to the table to aid you having a vast electrical/mechanical background. 

As Brent, Mike and Doug point out if he sells with a realtor he gets nothing and may have to come to the table with $. 

My husband has stable job for over 10 years, but makes about 30% more doing side jobs under the table.

You're right that I'm leaving money on the table, but in practice it doesn't matter because there are more of the deals I want to do than I have time to do anyway.

@Malia Irvine Look for other investors and find a way to bring value to the table.

Not really my first choice, but it's an option on the table. 

We also already have an accepted offer on the table ready to go for our next place.

This would require you to find a partner who is willing to bring $135k to the table and use his credit and you would operate/manage the property. 

are sitting in jail or working under the table somewhere to avoid collections, she doesn't have $6800 a month income.