HELOCs are usually tied to the Wall Street Journal Published Prime Rate (some are tied to SOFR).

See if there are any white papers published on the system in your state for example on Tax Sale Recourses website.   

Have the note made payable to your qualified intermediary.

Also, often times the list for the sale isn't published until maybe 30 days before the auction.

The adrenaline was intoxicating but the bank accounts and accounts payable were very sobering.

All monetary accounts had POD or beneficiaries listed (my sister and myself)  We did not want our parents'names to be tarnished by not paying the yearly taxes and their names published in the local paper as not having done so. 

Zestimates tend to be more accurate for on-market properties than off-market, and I believe Zillow publishes the accuracy metric for each city - so some cities are more accurate than others.If you are going off of website estimates for a quick guesstimate, I tend to take the average of the estimates given by Zillow, Redfin and Realtor.

Within 1 year we were publishing in booking and a few smaller channels and tied in to a pricing engine, lock automation, setup a set of great communication workflows, etc.

If you are new to this type of investing, I suggest you pick up a copy of Lend to Live: Earn Hassle-Free Passive Income in Real Estate with Private Money Lending published by BiggerPockets.

If Tenant shall fail to make any such repair or replacement, Landlord, in Landlord’s sole discretion, may make such repair or replacement, in which event, the cost of such repair or replacement shall be added to and deemed a part of the rent and shall be payable by Tenant to Landlord on demand.