Do you have a tattoo?  I've been thinking of getting one but am afraid that it might be painful!
I do have a tattoo! I would say that it is mainly decorative, as opposed to symbolic or pictorial
How do they get the ink into the skin?
The ink is inserted into the dermis layer of the skin, which permanently changes the pigmentation of the skin
Interesting!  I know it's supposed to be permanent, but can a tattoo be removed at all?
Tattoo removal
Tattoo removal has been performed with various tools since the start of tattooing. While tattoos were once considered permanent, it is now possible to remove them with treatments, fully or partially.
The "standard modality for tattoo removal" is the non-invasive removal of tattoo pigments using Q-switched lasers. Different types of Q-switched lasers are used to target different colors of tattoo ink depending on the specific light absorption spectra of the tattoo pigments. 
Typically, black and other darker-colored inks
Tattoo
A tattoo is a form of body modification where a design is made by inserting ink, dyes and pigments, either indelible or temporary, into the dermis layer of the skin to change the pigment. The art of making tattoos is tattooing. 
Tattoos fall into three broad categories: purely decorative (with no specific meaning); symbolic (with a specific meaning pertinent to the wearer); pictorial (a depiction of a specific person or item). In addition, tattoos can be used for identification such as