Answer:
Hmm.
Explanation:
The purpose is for, well, security.
'<em>Secure employees can do their best work By doing their best work and concentrating on their career trajectory, they can build status in your field and save for their retirement. It is those employees who don't fear for their jobs who are the ones who will perform to their highest levels.</em>'
If you're using paper, find the object you want to use for the texture. Put the paper on top of the texture. Whatever media you're using (pencil, charcoal, paint, oil pastels, etc.) lightly brush over the paper with your pencil for example, while your texture is underneath.
It is an example of artists take elements from the environment to transform and represent their mood and messages.