the transmitting means includes means of automatically transmitting derived copies of {TAIL ~ said one or more first activity descriptions} that are owned by said first user to machine areas of {HEAD ~ other users} to whom the first user has indicated the activity descriptions should be shared to; and wherein: 
the transmitting means includes means of automatically transmitting derived copies of { TAIL ~ said one or more first activity descriptions } that are owned by said first user to machine areas of { HEAD ~ other users } to whom the first user has indicated the activity descriptions should be shared to ; and wherein :
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH