It is too simple:

1. Select a 'MODE' from the menu. 
   To navigate, use arrow keys, the vi keys (j ,k , m ), or ENTER .
   The letter 'h' un-pops the menu display.
   TAB (or 'l') moves you to the next window.

2. Most modes requires to select a namespace from the the 'Schemas' listbox. 
   Use arrows, vi keys, ENTER (or SPACE, ' ', or 'h' ) seals the selection. 
   Press 'd' to view more acl permissions on schema
   TAB (or 'l') moves you to the button window.

3. The results are displayed in the bottom window.
   Use arrows, vi keys, ENTER (or SPACE, or ' ' ) seals the selection.
   Keep pressing 'd' if you want more results.
   Ctrl-H displays Help screen
   Ctrl-F appends the contents of the bottom display to /tmp/pcurse.out
   In tables mode Ctrl-L displays the last 20 updates in table
   In tables and database mode Ctrl-A analyses at table or database
   In tables and database mode Ctrl-V analyses at table or database
   TBB (or 'l') takes you back to the starting menu.

4. Press 'q' to quit the program. Thank you for flying Pcurse!