I know two brothers in my area, who started investing the same time we did, bought 2 triplexes like us, and then sold it about 8 years later, and bagged over $100K appreciation for each, totaling $200K.

they live in very good neighborhoods , built in pools , or they have a beach house and or a 45 ft sport fisherman for ocean fishing .  

so predicting a crash on the peninsula has been great sport now for the last 4 decades.. the biggest crash happened in SF in 89 to 92 prices did crash some then.. but then made new highs by mid to late 90s.. and now with TEch fully entrenched you have a world class city with no peer.. prices are taking a breather ..

Also enjoy sports, fishing, and flying.I am a recent graduate and work full time as a drone pilot for a utility company (enjoyed your TFR reference), have cash in the bank and no debt.

The younger EMT told me it was the first time he'd ever come in on a call to find help on the scene already in blue gloves.The older EMT actually stole my roll of paper towels out of my bag to clean up blood with.

One year we discovered that mice were in our "private" closet, eating boxed and bagged food, while nesting in some towels. 

I can walk away from the property with none of my own money in the deal and leave you holding the bag.

I'm getting bombarded by the local sports team for 7 to 8 month rentals.

Flipping can be a very cash intensive sport, and it is easy as a newbie to go over budget.

Networking groups are also a great way to gain exposure.Break through the “Rookie Wall”This sports metaphor refers to first-year players who suddenly stop having the kind of success they did before they made it to the professional level.