HOA’s also have restrictions on them and are fairly common to find.

I assume a common area, front porch etc, i.e no a private area like back yard .... then I dont see that as an issue 

100% financing is common when you know what you are doing and build connections w private lenders.  

In the realm of real estate investing, encountering obstacles with leads and conversions is a common experience.

This is common when a borrower moves for work reasons​.Increase in Family Size: If the borrower's current residence becomes inadequate due to an increase in family size, they may qualify for a second FHA loan.

I just got quoted minimum coverage from state farm for a $900,000, is this common?.

A HELOC for example is a common example of this.

The technology is there, but it is hard to find hvac installers in Chicago who "get it" since heat pumps are not common here yet. 

She proceeded to fill the entire common entry space with decor, message boards, side tables etc.

Cost Segregation is a commonly used strategic tax planning tool that allows companies and individuals who have constructed, purchased, expanded or remodeled any kind of real estate to increase cash flow by accelerating depreciation deductions which can defer state and federal income taxes and increase cash flow.When a property is purchased, not only does it include a building structure, but it also includes all its interior and exterior components.