The two costs are charged upon sign up, although the monthly cost will recur unless you terminate. You'll be able to cancel whenever before potential billing periods to prevent long term rates. You can submit an application for and enroll in programs here. If you are new to HBS https://collinrrokv.wssblogs.com/36763429/how-much-you-need-to-expect-you-ll-pay-for-a-good-case-study-help