Then the next step is they increased our policy, which at the end increase hoa and increase rent ; and then inflation spikes up.

This is especially true for someone expecting a big spike in income.

I don't believe this is a coincidence since the national debt began to spike at the exact same time.The economy is interconnected, stocks, bonds, Tbills, interest rates etc.  

As a host with 12 listings I've been seeing a spike in guests wanting to "communicate on whatsapp" or mail me a check before making the reservation.We'll see if it makes a difference or maybe scammers just adapt.

So after Hurricane Katrina happened a number years back there was a spike in demand and prices along the coast for a houses that were move in ready condition. 

When markets go down, your class A home won't drop as much and will spike in next bull run.

But in any other country, 2 years ARM is normal hence in another country, seeing people losing their homes after the gov. rate spike is normal.However, this gives an opportunity to an "opportunistic" funds to buy down those debts at a massive discount, it's just the debt holder of low rate/MF investors would be wiped out.

Interest rates have spiked since then. 

That's great, the tenants grandma won't be over to visit.Okay, what happens if someone is wearing a cast on their foot, it has a hard rubber heel on it, can they wear that?

In the past, we are use to having a spike for a day or two and then warm weather returns.