However, the people who use rules of thumb don't have sophisticated software that can analyze deeply thousands of potential deals every day!

I recently purchased mortgage software and again wanted to streamline the process in selling or pooling the mortgages and attracting my own investors.

@Simandu YakubovFor my flipping business, I prefer to use fewer software programs to streamline things.

We pay them back at close.For people/teams that do something similar, I'm curious what software you use or spreadsheets you've created to: Track cash current cash flow and projected cash flow for the whole business that including fixed costs like payroll and variable costs as well. 

Build a team with local contractors and use property management software.

It has been a gamechanger in my business.For my flipping business, I prefer to use fewer software programs to streamline things.

Quote from @Blake Grzybowski: I am a wholesaler in Michigan and would like to start reaching out to potential sellers who are Maybe foreclosuresdaily.com, maybe see if any of your title company partners has access to titlepro software for leads. 

I'll also mention that one such outfit informed me that insurers use an estimation software which provides standard rates for all phases of construction work.

The very basics would be getting your furniture and shopping list together, keyless entry like Schlage (with backup lockbox with physical key very close as well), looking into insurance, local taxes for STRs, and moreAlot of ways to save time and make it easier to self manage with a property management software like Hospitable and data research like AirDNA.

I've had some blue collar ones all the way up to software engineers and everything in between.