<p>Those letters are generally very good signs. However, I have heard of kids getting really nice letters from individual professors, and it not culminating in an acceptance letter. The letters/emails/calls from department chairs or heads of departments, saying that you have been “recommended for admission” are usually “likely letters”. I have never heard of those not resulting in admission.</p>
<p>But that is a really good letter, and probably means that you will be accepted! But don’t buy the sweatshirt or the decal yet!</p>