"This agreement shall come into effect on the contract start date and remain in force for the initial period specified at Schedule 2. On the renewal date and each anniversary of the renewal date thereafter it will renew automatically for the term of the subsequent period specified in Schedule 2 and subsequent addendums to Schedule 2 signed by the client and Statpro unless either party gives at least 90 days notice in writing of its intention to terminate this agreement, expiring on any anniversary of the renewal date."