screen:
C-a [C-c|c]	-> new window
C-a A		-> rename current window
C-a '		-> prompt for name or number of window to switch to
C-a H		-> begins/ends logging of window to the file "screen-log.n"
C-a S		-> split region
C-a TAB		-> jump to next split region
C-a "		-> give list of windows to jump to
C-a a		-> go to previous window
C-a Q		-> kill regions except current one
C-a X		-> kill current region
C-a [		-> enter scrollback
			-> h,j,k,l, gg, G = movement
			-> space = set first and second marker for copy
C-a ]		-> paste from copy register
C-a :		-> screen command mode
			-> number # = change current window number to #

my screen bindings:
F1		-> move to previous window
F2		-> move to next window
F3		-> rename current window


vim splits:

C-W     	-> window (split) management
C-W =   	-> resize all windows to be the same size
C-W n   	-> new window editing new file
C-W s   	-> create new window editing the same file
C-W c   	-> close current window
C-W o   	-> closes all windows but current one
C-W K   	-> move window up
C-W J   	-> move window down
C-W j   	-> move to window below
C-W k   	-> move to window above
C-W h   	-> move to window left
C-W l   	-> move to window right   

folds:

zf#j		-> fold from this line down # lines
zfa}		-> if positioned over a {, this will fold to the corresponding }
:20,101 fo	-> fold lines 20 - 101
:.,20 fo	-> fold from current line to 20 (forward/reverse)
zf/<foo>	-> fold from current line to the first search match for "foo"
zj		-> move cursor to next fold
zk		-> move cursor to previous fold
zo		-> open fold at cursor
zc		-> close fold at cursor
zm		-> increases fold level by 1
zM		-> closes all open folds
zr		-> decrease fold level by 1
zd		-> deletes fold at cursor
zE		-> deletes all folds
[z		-> move to start of open fold
]z		-> move to end of open fold

my vim bindings:

C-h     	-> move to tab left
C-j     	-> maximize window below
C-k     	-> maximize window above
C-l     	-> move to tab right

F8      	-> open Tlist
F9      	-> close Tlist

C-t     	-> Toggle NERDTree

space		-> toggle fold

mutt:

C-j		-> move down mailbox
C-k		-> move up mailbox
C-o		-> open mailbox
b		-> show/hide mailbox list
B		-> remap for bounce message
t		-> tag 
T		-> tag match
s		-> save file/attachment to mailbox/folder
;<action>	-> apply action to tagged items
			-> ex: ;s+read (save tagged messaged to read mailbox)