Control the amount of posts 10-100. Extra options inside the actual script for the advanced user. Limit the amount of words for the posts. File Locking feature helping use IGB safely. Change order in which the posts are displayed chronological etc.
Administration has help for each feature built into the script.
As with all my scripts inter guestbook comes with an extremely helpful readme file which allows the experienced users or the beginners complete instructions on how to set up cougalinks quickly. The F.A.Q. section is not quite finished yet though, please bare with me.