New York--MetLife Retirement & Savings, a unit of MetLife, has launched a new b-to-b campaign to promote income annuities. The campaign was created by FCB, New York, and is targeted at plan sponsors and human resources executives. Print ads will run in benefit and HR publications. In addition, MetLife has created a special ad that folds out of the inside cover of Fortune, which will be sent to 5,000 plan sponsors who will receive a one-year subscription to Fortune. Four issues will include covers with advertising about MetLife's income annuities.