Light to No deed restrictions. 

I know Robinhood and TDAmeritrade have restricted trading of Gamestop shares.

There are noise regulations in each municipality, if someone is violating noise restrictions its a matter for the authorities, not the PM. 

Use the time you have now to find someone you can work with and learn more about different niches within investing so that when you have some more capital to work with you aren't restricted to the FHA's strict requirements and being forced to live somewhere you don't love.

The only cost is what you personally contribute in cash, and should be restricted to the down payment. 

Has cost of materials and labor been restrictive in flipping or doing BRRR investing?

As long as the foreclosures are not happening then there is going to be a restriction on supply, and as long as there is a restriction on supply of less than the demand is, home values will continue to climb.

Once again Illinois gives MORE power to the tenant, any advice moving forward with such restrictions?

.- Homeless population skyrocketing driven recently by unprecedented lockdown restrictions, small business fees, taxes, and regulations make employment of others exceedingly expensive in turn raising prices and reducing the affordability of goods, minimum wage hikes business run towards automation and layoffs to stay afloatThere's no doubt about it California has one of the highest concentration of millionaires and high income earners in the country, plenty of families who can live comfortably in this state.  

A few of the restrictions are things like no "converted duplexes" meaning old houses divided up, no pre 1940 buildings, and things like that.