You can highlight you hair any time, as long as you hair is healthy and not damages by previous colorations or from bleach. If that's the case, wait until your hair is healthy enough and use hair treatments or cut your hair.
In your hair
Brown is a great highlight colour with blond hair.
Hair stylists seerate the hair to highlight it and use aluminum foil to keep the color from touching hair that shouldn't be highlighted
You can straighten it when damp but there is a possibility that it will frizz. ---------------------- It's best to highlight hair when the hair is dry.
You can highlight your hair by first preparing your hair. You can do this by washing your hair a few days prior to highlighting. Next put on the hat that comes with the highlighting kit and pull the hair you want to highlight through the holes. Finally, apply the highlighter.
I would recommend a darkish highlight or something that stands out.
You can buy hair dye for highlighting your hair at home.
Yes.
You don't.
Peroxide.
till your hair is dry
Yes, you can highlight African American's Hair, it is just like everyone else's hair. The difference is the texture. Just like all dark colored hair it is hard to dye it a lighter color but it can be done.