The assignment is to log in and post relevant Grammatically-correct comments in user forums and blogs. You should blend in like the other community members and not engage in any abusive or unsavory communication. Be courteous and enthusiastic.

In the thread details, you'll be assigned a forum link and a login name/password for forums. Use that identity as it already has a link in the signature.

Read the other RECENT postings in your assigned forum and either briefly respond or add a useful topic or question. If you don't understand the topic, you can abandon the thread and choose another.

IMPORTANT: Be sure to spell correctly and use proper English (please check your grammar). Keep the comments short, upbeat and informative. Make your comment sound natural and blend into the discussion or respond to a previous post. Be courteous. Do not use any profanity or vulgar language.

DO NOT make your comment sound like an advertisement. You are just a community member participating in the forum.

You don't have to be an expert, you can ask interesting questions to other users as well. For forums, You don't have to insert a link because the link is in your profile signature automatically.
You can always lookup a relevant article online and ask what people think of the issue or offer an opinion