google.gmail.sheet

  Keyboard navigation for Gmail
  
  c: Compose
  /: Search
  k: Move to newer conversation
  j: Move to older conversation
  n: Next message
  p: Previous message
  o / <Enter>: Open/Return to conversation list
  
  y: Archive*
  From 'Inbox,' 'y' means Archive
  From 'Starred,' 'y' means Unstar
  From any label, 'y' means Remove the label
  * 'y' has no effect if you're in 'Spam,' 'Sent,' or 'All Mail.'
  
  x: Select conversation
  s: Star a message or conversation
  !: Report spam
  r: Reply
  <Shift>+r:  Reply new window.
  a: Reply all
  <Shift>+a: Reply to all in a new window.
  f: Forward 
  <Shift>+f: Forward new window.
  <Esc>: Escape from input field
  <Ctrl>+s: Save
  <Cmd>+s for Macs
  
  Combo-keys
  <tab> then <Enter>: Send message
  y then o: Archive and next
  g then a: Go to 'All Mail'
  g then s: Go to 'Starred'
  g then c: Go to 'Contacts'
  g then d: Go to 'Drafts'
  g then i: Go to 'Inbox'