REP #       Reply to given message number. If you put a period after the
           number, a title will automatically be generated. Same as SR command
The following variations of the R command read messages:
R # # ...   Reads the given message numbers            Ex: R 12734 11521 27185
RM          Reads your messages (Read Mine)
R category  Reads the messages in a given category ("TO" field). Ex: R SALE
R> callsign Reads msgs with given "TO" field
R< callsign Reads msgs from given callsign
R@ callsign Reads msgs with given @BBS                           Ex: R@ ARRL
RH # # ...  Like R but displays all the R: lines as well (Read Headers)
RP # # ...  Like R but doesn't mark msgs as read (Read Preview)
RN # # ...  Like R but gives msg text only (Read Noheaders) 
RE # # ...  Reads the given message numbers in export form (Read Export)
REM         Reads all messages to you in export form (Read Export Mine)
#RS          Reads all messages to SYSOP (Read Sysop)
#RES         Reads all messages to SYSOP in export form (Read Export Sysop)
#R*          Reads held messages showing text
#R+          Reads held messages showing why held verbosely
#R-          Like R+ but very concise
Typically, after a screefull of lines is displayed on your terminal, you
will be asked             More? [Y]es, No or Continuous
Press just return for next screenfull, N to quit reading this message 
or category), or C to display all the rest without pausing. The number of
lines per screen is set by the X command. 
