I have started a property management LLC company to manage these properties for myself and hope to grow that business as well. 

I mean, you can't be, or you wouldn't have a business.

Would stopping by the business be too aggressive?

If they do not qualify for conventional loans most private money are business purpose loans and require you to put it into an LLC

Next lure in novice investors with promises they can replicate your success with little or no money when in actuality all you have to do is teach them how to buy low barrier single family homes and they will be appreciative because they don’t know any better :) All jokes aside, if you want to mentor/ coach obtain a real estate license and help investors purchase investment properties as you continue to learn the business.

1031 is for a business or rental, hard to imagine how raw land fits...

Always remember that this is a business relationship.

Which will bring plenty of other investors and general business to the area.

You have to use leverage to scale you're business.

What business structure is your gas station in (LLC, S-Corp, etc)?