I do not know because users have difficulty in doing this. Nobody taught me this when I was seeking some information on the multiworld the lef had closed the topic of a person. So I had to learn alone, and that is what users have to do, some want to have everything ready and just run, no effort is made by which.
When a user asked me about the multiworld, I just gave the details of how to not give anything done, because the person does not consider his effort on this, she just wants to suck you, and take advantage!
And in English that means?