I was a kid at the time.1983:  1 of the cottages got hit by lighting and burned down. 

Advice NeededTLDR - Spend an additional $30k now to upgrade the sewer system on-site while the contractor is already mobilized or go with a sewer injection pump which is likely a viable solution the will last for years with proper maintenance. 

Aa they say it takes all kinds.I had a cabin in downtown Gatlinburg once - it burned to the ground in 2017 - that was supposedly haunted. 

You should not calculate that in your review honestly.Curious if you have the cash for that debt why not just pay it off as the interest is probably burning a big hole in your pocket

Or I wanted the lot behind my house so no one buys it and puts a mobile home on it. 

If you have one property nearby you might not need tracking software, I know some independent landlords that get 12 post dated checks and just mobile deposit them on the first of each month. 

Even if you contest it you do so after they collect the funds back from your account, which is why the consumer's bank issues a "temporary" credit during the dispute process.Essentially you burn a processor and you're done with electronic payments for 5 years.

By way of comparison, the same year I bought the lien on the 36 acres parcel of commercial land being discussed here at 16%, I bought a lien on a double wide mobile home affixed to a permanent foundation in some remote Arizona town, and I got that one at 0%.The bulk of the property is not in a flood zone.

We have been thrilled with the upside potential of self-storage and mobile home parks and we've never looked back.

Largely we aim for mobile home deals, we've ran into complications and obstacles when dealing with some of the agents so prefer to deal directly with the buyer & seller, but creating a relationship prior as you're recommending could alleviate that for sure.