definiens: means an accepted purchase order or written summar y mutually agreed to in writing by the Parties that includes as a minimum the descr iption of work to be performed by JMPS, the deliver ables to be provided by JMPS to Client, the timeline for com pleting such work and the payment by Client to JMPS required for such work which is confirmed by a valid purchas e order issued by Client . Once executed, an Execute d Proposal ( and any purchase order(s ) issued in connection the rewith ) is incorporated by reference and made a par t of this Agreement, although an Executed Proposal will gover n only the services described in that Executed Prop osal . In the event of any conflict between the terms of an E xecuted Proposal and this Agreement, this Agreement shall govern except to the extent that the Executed Propo sal expressly provides that it shall govern with re spect to such term in acknowledgment of such conflict . Any new Sp ecifications or modifications to existing Specifica tions shall be included in the Executed Proposal