We'd like to save the money of a new purchase,  we would like to keep our equipment but are we making a mistake?  Are the following worth renewing?   If so 1 yr or 3 yr?   LIC-MS225-24P-3YR,1 LIC-ENT-3YR,8 LIC-MS220-8P-3YR,5 LIC-MX64-ENT-3YR,3     ... View more