display links with a reddit toolbar
opens links in a frame that replicates much of reddit's functionality (and includes a "serendipity" link for whenever you're feeling serendipitous)

open links in a new window
does this really need to be explained?

make my votes public
allows others to see your votes when they view your profile

don't show sites after i've liked them
after voting that you "liked" a link, it is removed from the listing

don't show sites after i've disliked them
after voting that you "disliked" a link, it is removed from the listing

number of sites to display at once
select how much reddit you can handle

don't show me sites with a score less than (blank for none)
picky? set your minimum score threshold

don't show me comments with a score less than (blank for none)
tired of trolls? set your minimum comment threshold