mail
  • + open next mail
  • - open prev mail
  • d delete mail
    • d 6 9 delete mail 6 & 9
    • d 4-40 delete mails 4 to 40
    • d* delete all
  • reply
  • h print messages

use csv list in ~/.forward to forward mails to external addr. or check /etc/aliases (stackexchange)