Our future goal is to have cash flow income but we heard and read that at the beginning we might need a quick income to supplement our savings first.

In the end, all marketing pillars supplement each other. 

Check out "2017 Certified Data Files with Supplemental Changes (Comma Delimited)" at the top.

In any case, I know of one guy who retired earl, is traveling around the world with his wife and kid (not glamorously but on a pretty low budget), and is basically using OOS rental income to supplement this lifestyle.

There are ways to get into real estate without much money, but the process is sped up if you do have some money.Not sure if you have a "day job" and this is a supplement as you referenced convincing your husband and two friends.

@Jon ReedWell said, and I agree with most of your reply on the thread - except the part about moving your holdings into bonds.Selling off a portfolio is tricky, cap gain rates are brutal, and if you are a 60 year old investor with good cash flowing rentals that supplement a retirement, why not just keep them and work to develop a tax minimization strategy, and who knows maybe you will live to be 90!

Live off your W2 (until rental properties supplement that income) and get side hustles.

Quote from @Will Bungert: I'm a 24 yr old early in my career in corporate finance working for a CRE brokerage firm and I'm interested in getting a real estate license to 1) learn more about residential real estate markets before I begin my investing journey and 2) potentially earn supplemental income as an agent.

This is laughable.SEO shouldn't be your first thought, especially if you're JUST starting out (unless you're doing the SEO yourself*).You need to be focused on getting your "hands dirty" and (actively) talking to sellers (either via cold calling, direct mail or Bandit signs).Ignore any vendors who just swear that their method is the absolute best method.As for your original question: ListSource is absolutely amazing for building a list with ;)* SEO should be supplemental to your business, and while search engine (Google) algorithms are ever-changing, it's nothing that you need to pay a "guru" thousands of dollars for.