I have enough reputation to add comments to protected questions and participate in chat. But I can't seem to do that . I see error messages like these everywhere. What can I do about it.

> This question is protected to prevent "thanks!", "me too!", or spam
> answers by new users. To answer it, you must have earned at least 10
> reputation on this site.
> Welcome to The Stack Exchange Network chat! You'll need 20 reputation
> to talk here. This site is moderated by the community, so please be
> respectful of your fellow The Stack Exchange Network users. And while
> you're at it, check out the FAQ!