That depends on the situation. Your brother's sister-in-law could be your wife or the wife of one of your other siblings. As long as the sister-in-law is not married, there is no reason you can't.
Your half-brother's sister is your half-sister.
You can date anyone you want, as long as you are willing to put up with criticism from others. Taking the dating the next step - to sexual activity- with a half-sister would be considered incest and is not generally acceptable.
Yes, but make sure u know them very well our thing can get very well.
Yes, you are only related by marriage. There have been marriages of sisters who marry brothers.
It is not okay to date your half niece. You are still in some way blood related and if you ever were to have a child together, it may be subject to deformities.
There are no laws about dating.
No, he's tecnically your unckle just by the marrage of your father and stepmother.
That depends on whether you're ok with them dating. Talk to your best friend about it and tell her if you're ok with it or not.
There are no laws about dating.
This depends on the laws of your area. There are no laws that say it's inappropriate for anyone of any age to date. However, there are laws that forbid sexual activities with minors under a certain age. Check with your states "Age of Consent" laws.
There are no laws about age and dating. The laws involve sexual activity. While the age of 16 is safe in most countries and states, there are others where it is higher.
It is legal to date, there are no laws about what age you have to be to date in any state. There are laws about sexual activity depending on the state. In most places you have to be at least 16 to consent, if not 17 or 18.
OF COURSE IT IS! Why not? Really it is not a crime. There are no laws regarding dating just regarding sex so it's fine as long as the minor's parents are OK with it.
No dating is not illegal as long as your parents are OK with it. There are no laws for dating, just for sex.
Yes, there are no dating laws - it's up to the parents though.
There are no laws about dating. There are laws about sexual contact, so depending on the state, there could be an issue, but not in most of them.