Since it is a long-distance investment, we do want to keep certain cash flow to reduce the risk.

You've reduced your cost of living you're also putting your money towards paying down the principal which is increasing your net worth.

These efforts can not only attract green-minded tenants, but they can also help reduce your operating costs and increase the value of your rental properties.

Now, this may very well reduce $50,000 home runs to five $10k base hits but, like Michael said, operate with integrity and honor, lead in a spirit of service and reciprocity, and the rest will follow.

For example if you are currently paying $2000/month in rent, but you can find the right property that reduces your monthly living expense to $1000/month thanks to tenants and your house is appreciating at CA rates then you may still be ahead.

I decided to reduce my 401k to the minimum (to receive the company match, but nothing more) and invest in real estate. 

This could significantly reduce buyers which could reduce the value.  

How do you outsource or automate your social media posts for something like open houses, just sold, just listed, pending, reduced price, etc?

Are there any tax codes (similar to 1031 exchange code) that would help reduce my taxable income from real estate wholesaling?

Sponsors can flex this trade off during tough economic times by reducing distributions and holding more liquidity (which reduces risk and investor IRR).