Also, I'd guess some residents, especially women, would desire a deadbolt lock.

But his sons were terrible men, disobeying the law, sleeping with loose women, etc.

The age difference is crucial, particularly when you have a woman dealing with men whose cultural background may not have prepared them to see a women as their equal.  

I have met a few women investors that have learned to handle this very well, you should be no exception.

A host of web sources are there that offers makeup for people both men and women.

Except here in Santa Barbara I meet people all the time, usually women, who have lost big money on whatever venture it was, saying the same thing:  The learning, the experience, and wiping out my savings to find out I'm not cut out for (land lording, trust deed investing, owning a yarn store) was totally, definitely worth it.  

The only major things that I have been able to think of are providing living spaces for people in lower income situations (Section 8(ish)) or maybe a battered women's shelter (not sure if that is the PC name for that), or potentially a halfway house. 

There is a local club called women's invest club in Irvine not just for women that could be another resource for you.

For the women out there that actively manage properties: how do you feel secure and safe meeting potential tenants and showing the property?

Talk to the city aldermen/women, cops, admin, whoever it may be and I would get them to send a letter to these people stating that if they continue calling for false reasons that they will be billed for the expenses by the city.