Well, there's propane and natural gas which are both gas ranges.

Should I:Continue to save until I have enough saved.Cashout refi to supplement a downpayment or...Sell my home, have the downpayment and some extra savings afterwards?

If you do that it's just like @Jay Hinrichs says,  you'll have changed the nature of the property from investment to inventory. 

Naturally it’d probably cost you like 100 I’m guessing

@Paul WinkaThe LLC for a checkbook IRA is specialized in nature with respect to several components of how it is formed and ultimately integrated with the IRA account at the custodian that will hold the LLC.While it is critically important that the LLC be formed properly, it is even more important that it be used properly.  

They're usually knowledgeable about market rates, unit turns, demographics ... things of that nature.

I don't yet own an RV park but have been researching what makes them really do well (other than local attractions, obviously you have and might be all you need). you an also look for a spot on the high bluff next to that river where people can fish and let their dog swim,canoeing,  or a shaded nature walk.

I know a lot of places have solicitation rules, and restrictions on passing out literature of any sort on their property.Offline my community seems pretty small, and I'd rather NOT do business with friends, because it's human nature to involve emotions and expect discounts/handouts and such (I've seen this especially with artists - people abuse their talented friend's good deeds).Any suggestions?

By identifying that you are looking to invest $1Mil, your post is going to attract a lot of natural attention.Are you looking to do commercial or residential?

Naturally, the person will want to know what am I talking about, but I won't say where the money is, cause if I do, they will get it themselves. it will take a lot of selling and persuasion to have the person sign the agreement without telling him where the money is.