If I have credits left over on my 16-credit package, can I carry them over to next years webinar season? No, any credits not used by the time the final webinar takes place in December of the year purchased will be lost. Related to webinar package Related articles How many courses can I attend if I buy the Unlimited Webinar Package? If I have an Unlimited Webinar Package, do I have to select courses? Can't I just show up? Are 2-, 4-, and 8-credit courses included in the Unlimited Webinar Package? How long do I have to take an exam once I purchase a self-study course?