Amazon offers its Prime members preorders of Community: The Complete Third Season on DVD
with free shipping
. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $2.98.) That's the lowest total price we could find by $2. It includes three discs and is due for release on August 14.
Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months.