As an rto, spp is a transmission provider administering transmission service over portions of arkansas, iowa, kansas, louisiana, minnesota, missouri, montana, nebraska, new mexico, north dakota, oklahoma, south. Other names for the document: Moreover, in this agreement, one party usually offers marketing assistance to the other individual in exchange for compensation. Web a marketing services agreement (msa) is a legally binding contract between two parties outlining the terms and conditions of a marketing services arrangement. A marketing agreement is a legal and mutually made confirmation between the client and the chosen marketing agency.