Hi Marcus, thank you for getting involved with the community!
For future references, try to bundle your questions in 1 or 2 posts.
If you are curious, you can find more information about the community here.
You can find our houserules here.
Exactly today, we are implementing a fix to improve the email notifications.
For most servers the emails arrive, but some don't. From your messages I assume yours don't too. Lets see if tomorrow the emails do arrive.
If you bookmark a topic, you can find them here. (click your forum-name, in the dropdown you'll see several options. Amongst them; 'Bookmarks'.)