How to set sprays in Team Fortress 2? Quick tutorial including gifs and transparent backgrounds!

How to spray on walls in Team Fortress 2? How to setup sprays including pictures with transparent background and animated sprays like gif? In this quick tutorial I'll show you how to do it!

Folders path:
common\Team Fortress 2\tf\materials\vgui\logos
Link to VTF converter:
https://mishcatt.github.io/VTF-Editor/
Program used for PNG files:
https://krita.org/en/

Table of content:
00:00 - how sprays work?
00:27 - how to set spray?
01:31 - how to set gif spray or spray with transparent background?
02:37 - why spray is not showing?
02:13 - tf2 spray distraction and other usage

My polish channel:    / ewelinkazniszczenia