Mark's article was also a nice supplement here and is appreciated.  

What I do want to do is supplement my income and in a relatively short time frame, figure out how I can best use real estate to bring in cash sooner than later and to make this a full-time career.

I have used Cozy for several properties, and I would say that moving forward my process would be a combination of:Pre-screening questions before showing the property (this helps save us both time)Show the property, and then if potential tenant is interested enough in applying:Cozy Application and supplemental application (either paper or digital, if you can create one using, Google Form, TypeForm, JotForm, etc.).

This has led me to conclude that I would have to make some money through some flipping along the way to supplement my working capital.

Market appreciation continues to help offset budget overages Buying Costs $4,000 $14,267 $10,267 Offered to pay the tax lien in my offer Holding Costs (8 months - this incl loan i pmt) $21,869 $25,223 $3,354 Supplemental tax, utility costs higher than expected Selling Costs $22,350 $23,550 $1,200 HOA fees drove costs Total Fixed Costs $48,219 $63,040 $14,821 Delta largely due to tax lien Finish Materials $20,000 $22,924 $2,924 Counters & flooring drove addl costs Labor / Equip / Build Materials $47,263 $56,898 $9,635 Contractor costs higher than fcst.

I'm looking for somebody that has knowledge of investing in tax lien certificates, that would be willing to exchange email addresses with me, and maybe point me in the right direction as far as how to get started, and what I should expect in terms of startup costs, operation costs, and pitfalls.I'm essentially looking to create an income stream to help supplement my Real Estate Sales and PM Companies.

To maintain our standard of living and travel the world like we want, we will need to supplement our income however.  

Now they cash flow very good and I can carry these well maintained properties into retirement in 4 years at 60 years old to supplement my retirement.

I will be focussing in western Colorado, and plan to work as an agent for supplemental income.

Supplemental heat kicks in when heat pump can't keep up - this increases electrical costs.