What do you mean by service? This is your general run of the mill online forum/global community, mostly consisting of English speakers from the US, Canada, Great Britain and some parts of Europe, and Australia and New Zealand, and a few thousand places in between.
You already figured out how to start a thread. That's basically the run of things here. Starting threads, asking questions, seeing other questions and discussions and joining in on them with relevant answer, quirky jokes, and useless observations depending on your mood and the necessity to straighten out the people who are already involved in said threads.
Now, what exactly were you expecting when you signed up for an account? Did you read the site's Terms of Service? It's quite important you know:
Hope that helps and welcome aboard. Remember trolls and spammers are not welcome here. Just saying.