My color choices tend to depend on the neighbors colors.Dark rich Browns and tans outside need soft beige inside.Grey is a relatively new color to use in California but is gaining in popularity.

Unfortunately, things are different than before when a single source of income was more than sufficient to support two or more people.

It’s a duplex with a combined 3,200 SQ FT. and sufficient backyard space.

Should you offer them a choice of yearly lease, 6 months lease, or month to month, and if so, would you charge a different monthly total rent for each choice(ie yearly monthly rent $600, 6 months monthly rent $610, or month to month monthly rent $625?)

If your plan requires the unit to be renovated and rent increase, then that is what you have to do.It may seem cruel, but he's an adult and made life choices that result in him renting.

You don't find it in the many old rentals around because they don't have sufficient electrical service.

Wyomingagents.com is another choice.

That your choice to invest their money in your new tile floor was the best possible use of their money, instead of any other possible waterproofing measures?

I’d like an addendum covering these specific instances as the pad is often not sufficient for plumbing emergencies.  

You, the property owner have a choice of what type, deductible amounts, liability coverage amounts, and you even have some control over the value that the insurance company puts on for the property value.