A few tricks from vimtricks.com

vimtricks

@@ -4,6 +4,8 @@ CMD LINE
 NORMAL MODE
     I               Start inserting at the beginning of the line
     <C-W>[HJKL]     Move split to extreme left, bottom, top, right
+    c%              Replace argument with arbitrary nested paren/brackets/etc...
+                    https://thepugautomatic.com/2014/03/vims-life-changing-c-percent/
 
 VISUAL MODE
     <C-V>g<C-A/X>        Convert column of identical number to inc/decrementing list
@@ -11,5 +13,28 @@ VISUAL MODE
 COMMAND
     :botright split / :bo sp    Full width sp across multiple vs
     :topleft vsplit / :to vs    Full height vs across multiple sp
+    :[no]scrollbind             [un]lock split scrolling together
+    :retab                      Replace tabs with the correct number of space after :set expandtab
+
+EX MODE:
+    # Don't forget good ol' `man ex`
+
+CONFIG
+    # https://stackoverflow.com/a/23036077/5309963
+    set viminfo=%,<800,'10,/50,:100,h,f0,n~/.vim/cache/.viminfo
+    "           | |    |   |   |    | |  + viminfo file path
+    "           | |    |   |   |    | + file marks 0-9,A-Z 0=NOT stored
+    "           | |    |   |   |    + disable 'hlsearch' loading viminfo
+    "           | |    |   |   + command-line history saved
+    "           | |    |   + search history saved
+    "           | |    + files marks saved
+    "           | + lines saved each register (old name for <, vi6.2)
+    "           + save/restore buffer list
+
+HELP
+    # https://vimtricks.com/p/vimtricks-help-powerup/
+    K               Jump to docs for word under cursor
+    <C-]>           Jump to tag under cursor
+    :helpgrep       Search docs
 
 #TODO: bring tricks from vimrc