For real estate that includes (1) principles of real estate (2) real estate law (3) real estate investment (4) real estate finance.  

More importantly, insider information is really not legal, so how ethical do you think someone is that is like "hey I got a good tip on XYZ, lets invest and make $".

Also don’t forget that more than $700 of your mortgage payment is going towards principle.

Your theory is poorly thought out and doesn't match any actual microeconomic principles actually taught anywhere...

These are professionals with additional training and a stricter code of ethics.

if I could find a deal at $300/month profit after principle, interest, taxes, insurance, and a $100 maintenance reserve I would say it’s worth doing now (ie.

For you interest rate to jump like that, it doesn’t sound right or ethical.

Be cautious about legal and ethical considerations in Virginia, as wholesaling involves strict guidelines.

To find competitive pricing, look into the rental prices of nearby multifamily properties that are comparable to yours.Take into account all of the running costs, such as insurance, maintenance, taxes on the property, utilities (if not individually metered), and, if necessary, property management fees.Take into account the principle and interest payments associated with your mortgage.

Just do your homework and call around.The legal and ethical requirements in selling your own property (whether you are listing it or not) are extremely heightened and everyone will hold you to an incredibly high level; that goes for flips or rentals.