PP
RD
RFD
air-express
airfreight
book post
consign
correspondence
direct mail
direct-mail selling
dispatch
drop a letter
embark
expedite
export
express
forward
fourth-class mail
frank
freight
halfpenny post
junk mail
letter post
letters
mail
mail-order selling
mailing list
newspaper post
parcel post
post
post day
registered mail
remit
rural delivery
rural free delivery
sea mail
seapost
send
send away
send forth
send off
ship
special delivery
special handling
surface mail
transmit
mail service
postal service
airmailed
airmailing
airmails
Fosamax
class-action
dollars'
greaseproof
ibritumomab
phizer
prison-related
riskfree
roseleaf
special-delivery
suppressant
three-cent
yohimbine