You “have” to hold at least a year barring a financial collapse the tax treatment and savings will be immense. 

If it had collapsed, it would have been even more.

If for some reason the market in London collapses you have no diversification of your investments to offset those losses. 

People don't like to be jerked around so I've used the pass/fail inspection a few times to let the sellers know that I'm familiar with the rehab needed and unless something major was uncovered like a collapsed sewer line, I'd close at the price I told them.

Ego has no place in REI5.If its a good deal and you can make it work listen to Shia Lebouf and “Just Do It”6.Run all appliances and flush all toilets before your plumber leaves this will save you the headache of having them come back when you find a collapsed pipe, or another leak.7.Get multiple estimates.

We got lucky and bought the house cheap...granted prices fell further in 2009 after we bought, but we were still in a good spot having bought after the collapse was already underway.

If you co-mingle the funds, courts can collapse the entities and state that there is no limited liability with those companies.

I'm closing on a place shortly which has a 70ft long and 8ft tall retaining wall that's about to collapse.

Anyone have any experience with collapsed chimneys?

Corona virus impact coupled with oil price collapse will stress economy resulting in local / global repression of SFH (single family house) prices / economy.