Welcome to the forum! 
By the way, “invocate” isn’t a word in English: there’s evoke or invoke - one brings the spirit to presence in your area, the other brings it inside you to share it’s energy.
Here is a HUGE getting started with magick guide. You’ll want to get your spiritual hygiene sorted out, and start work on developing your astral senses, then when you can know you have a decent chance at avoiding impostors and parasites then try the evocation guides we have on here.
For reference:
The rules are here
The posting guidelines are here in the FAQ