How do I color correct my tattooed eyebrows?

It takes up a lot of of time. If you want to do color guard, you have to commit to it. But just ask the coach or person in charge...

Yes, you must shave any area before tattooing, even if the hair is very fine, blonde, and invisible.

All of them will leak, but if you don't want flimsy paper, glue it to something like a piece of cardboard, cardstock or another piece of paper when it's dry....

Acrylic is a water-based color medium. While it will blend very well into the mod podge, it doesn't actually "stain" as much as the food dye. It also might melt...

A brow pencil or pencil is a great way to correct the shape and/or color of your tattooed brows.

You have to put the light color first and then put the darker color on top of it.

It sounds like you have over-toned. Stop dying your hair and it should fade back to a brighter hue. You could also try washing your hair with a clarifying shampoo...

The easiest way is to use concrete paint, allowing you to apply any color you want over the finished, hardened counter top.

Yes. Your piece can touch any part of other colored blocks, but only the corners of your own color.

Rip out a piece of the old mortar and bring it with you to the store. Then you can compare the color to the different options that they have available.