If the HELOC amount you're requesting is relatively low (often below $100,000), lenders might waive the full appraisal.Drive-By Appraisal : Instead of a full interior inspection, a drive-by appraisal involves the appraiser evaluating the exterior of the property only.Desktop Appraisal : This type of appraisal is conducted remotely using data and photos provided by the homeowner or real estate agents.Based on the little knowledge that I have about stuff like this it sounds like you need to connect with existing lenders in your network or find new lenders in your network that have programs aligned with your goals.

Credit seems so unfair, it's some mystery algorithm that impacts our life so significantly, oh and they can sell our data, and ++we're required to use it to operate in society!

Property shark, prop stream and attom data are pretty popular.You can find a recently renovated property that has sold via zillow.

I'd never buy a development unless I was confident in the valuation and there was data to back the feasibility of the build. having preliminary approval is very different than permit ready where you can put a shovel in the ground day one.

Pull cash buyers in your area from a data set or market it on social media. 

While there are costs associated with purchasing properties, the platform itself offers free access to property details and market data.

Only thing I need now is try and decrease the amount of time it takes me to walk through a property and populate the data.  

Local municipalities and states have GIS data online that reveals much of how a property will be developed, even streams can be estimated (nothing like a photo of running water tho).

Short term rentals are very unstable and market driven.

And, do you have accurate and up-to-date bookkeeping records in place so you have the appropriate data at your fingertips to be able to make strategic decisions for each property?