POSTAL operator Secured Mail has struck a deal with express parcel delivery firm City Link to handle smaller items of mail on its behalf.The outsourcing deal has a "substantial" value to the Warrington-based group which will deal with between 50 and 100 million items as part of the agreement.Last year Secured Mail, which has sales of £68m, handled around 650 million items.Secured Mail, backed by private equity outfit Next Wave Partners which took a 40% stake in 2011, focuses on smaller items of post such as letters and packet......for the full story register now for free or login below...