Any notice required to be given hereunder shall be sufficient if in writing, and sent by email, by reliable overnight delivery service (with proof of service), hand delivery or certified or registered mail (return receipt requested and first-class postage prepaid), addressed as follows: (a) if to Parent or Merger Sub, in accordance with the provisions of the Merger Agreement, and (b) if to Stockholder, to Stockholder’s address or email address set forth on a signature page hereto, or to such other address as any party shall specify by written notice so given. Any party to this Agreement may notify any other party of any changes to the address or any of the other details specified in this paragraph; provided, however, that such notification shall only be effective on the date specified in such notice or five (5) Business Days after the notice is given, whichever is later.