Hi emface__x!
You had a very recent “What is actually MILD?” topic just a few topics before yours. 
There is a link inside towards the complete MILD explanation on the Lucidity Institute website.
And you can find general information about the main methods on the LD4all main page. Click the “How?” yellow button.
Anyway, WILD methods goal is to fall asleep consciously. There are differents WILD methods, like counting, repeating a mantra, watching phosphenes, the Suneye method, the rope method, etc. DILD methods goal is to provoke lucidity in a normal dream. Main DILD methods are MILD, RC’ing, VILD, finding his hands, etc. Most of them have their BIG sticky topic in the Quest for Lucidity subforum, and you can find a link toward others in the “All new methods” sticky topic.
And we made a sticky “LD FAQ” where you can read:
It’s in this very section, just few topics above!
So please search through the forum before you ask such questions! 