A need exists for {HEAD ~ these principles} of {TAIL ~ OOP} to be applied to a messaging interface of an electronic messaging system such that a set of OOP classes and objects for the messaging interface can be provided 
A need exists for { HEAD ~ these principles } of { TAIL ~ OOP } to be applied to a messaging interface of an electronic messaging system such that a set of OOP classes and objects for the messaging interface can be provided
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH