C-x C-b Show all buffers
C-x C-r Show recent files
M-x scratch-buffer Create new scratch buffer
+//,~ Go to {root,home} directory in find-file
```
# Windows/frames
```
Tab Indent current line correctly
C-x Tab Indent region with left/right
-M-/ Auto-complete
+M-/ Expand at point
+M-Tab Auto-complete at point
M-; Comment line or region
M-i Change inner region
M-q Reformat paragraph