Yes under the thread tool you can subscribe to that thread with what ever alert you want. Also after you subscribe you can check them under My Account.
Yes, on the purple menu bar across the page about a 1/4 of the way down from the top there is a Qucik Links option there. Click on that and choose subscribed links. There you can find your posts.
Keep in mind that selecting "Email notification" for threads can generate an awful lot of Emails going to your BB; don't do this unless it's a problem you really, really need the answer to ASAP, or unless you are a lonely soul who never gets Emails. (And if you are that lonely, I would be most happy to forward all my Emails from the nice people in Nigeria to you.)