It IS much tougher to invest in the UK if you are going to flip for several reasons: 1.)

You have so little confidence in your "solid plan" that you don't want to "gamble" our own money on it, but would be fine doing that for a stranger?

But with gambling being so accessible, people are throwing away home down payments without even realizing it.💡 Are you seeing this trend in your network?

They have a ton of Wall St cash that's being gambled as in 401Ks

Markets with strong population growth and business incentives tend to show the best returns.If you’re also considering how local demand impacts valuations, this overview on estateagentsilford.co.uk offers some helpful context on current property trends and management strategies in the UK market.

Stock market is an investment, and as such is still a gamble.

Then the person is soured on gambling on real estate and not around here to answer questions. 

.: Quote from @JD Martin: Quote from @David Pike: If you invested $100k and then put $19k in for the capital call, you would potentially get your capital call back ($19K) plus 25% of the $100k so $25k.So you're looking at either a $75k loss if you gamble the $19k, a $100k loss if you don't participate and are wiped out, or a $119k loss if you participate but are still wiped out.

Another one will show up.If you get those five pieces right, your first project becomes a controlled learning experience instead of a gamble, and you’ll feel a lot more confident when you transition into rentals next year.

But it’s a bit of a gamble on how long that will take to happen, and if it will actually happen.