Yellow tees are for Juniors.
It's very flat, short, and straight. This makes it a very popular course for beginners and, in particular, juniors. Thus, the existence of the 'special' yellow tees. The only water is located behind the 9th green and is home to a plethora of ducks. Speaking of the ducks, don't be startled to see a few of them come over to 'visit' you while you're hitting balls at the range.