diff --git a/cfg/03-hlsearch.vim b/cfg/03-hlsearch.vim
new file mode 100644
index 0000000..80c8b18
--- /dev/null
+++ b/cfg/03-hlsearch.vim
@@ -0,0 +1,2 @@
+set hlsearch
+nnoremap <silent> <Leader><space> :nohlsearch<CR>
diff --git a/cfg/03-mouse.vim b/cfg/03-mouse.vim
new file mode 100644
index 0000000..ecfb536
--- /dev/null
+++ b/cfg/03-mouse.vim
@@ -0,0 +1,14 @@
+" Enable mouse by default, provide <Leader>M shortcut to toggle on/off
+
+function! <SID>ToggleMouse()
+	if &g:mouse != ""
+		echo "Mouse disabled."
+		set mouse=
+	else
+		echo "Mouse enabled."
+		set mouse=a
+	endif
+endfunction
+
+set mouse=a
+nnoremap <silent> <Leader>M :call <SID>ToggleMouse()<cr>
diff --git a/cfg/04-local-help.vim b/cfg/04-local-help.vim
new file mode 100644
index 0000000..fb0a05d
--- /dev/null
+++ b/cfg/04-local-help.vim
@@ -0,0 +1,9 @@
+" If 'doc' directories exist in the local / main configuration, use them
+
+if isdirectory( g:vim_home . "/doc" )
+	execute "helptags" g:vim_home . "/doc"
+endif
+
+if exists( "g:vim_local_path" ) && isdirectory( g:vim_local_path . "/doc" )
+	execute "helptags" g:vim_local_path . "/doc"
+endif
diff --git a/cfg/05-folding.vim b/cfg/05-folding.vim
new file mode 100644
index 0000000..519b08f
--- /dev/null
+++ b/cfg/05-folding.vim
@@ -0,0 +1,6 @@
+" Folding is enabled by default in marker mode.
+" The plus key opens/closes folds.
+
+set foldenable
+set foldmethod=marker
+nnoremap + za
diff --git a/cfg/05-visible-whitespace.vim b/cfg/05-visible-whitespace.vim
new file mode 100644
index 0000000..eee3280
--- /dev/null
+++ b/cfg/05-visible-whitespace.vim
@@ -0,0 +1,32 @@
+" Trailing spaces and visible tabs
+"
+" Trailing spaces are visible in normal or visual mode, but hidden in insert
+" mode. Tabs can be displayed or hidden using <Leader>T.
+
+set list
+set listchars=""
+set listchars+=trail:•
+set listchars+=tab:\ \ 
+let s:VisibleTabs = 0
+
+function! s:UpdateListChars(type,value)
+	let lc = filter( split( &l:listchars , "," ) , "v:val !~ '^" . a:type . ":'" ) + [ a:type . ":" . a:value ]
+	let &l:listchars = join( lc , "," )
+endfunction
+
+function! <SID>SwitchVisibleTabs()
+	if s:VisibleTabs == 1
+		let s:VisibleTabs = 0
+		call s:UpdateListChars( "tab" , "  " )
+	else
+		let s:VisibleTabs = 1
+		call s:UpdateListChars( "tab" , "» " )
+	endif
+endfunction
+
+nnoremap <silent> <Leader>T :call <SID>SwitchVisibleTabs()<cr>
+augroup TrailingWhitespace
+	autocmd!
+	autocmd InsertEnter * :call <SID>UpdateListChars( "trail" , " " )
+	autocmd InsertLeave * :call <SID>UpdateListChars( "trail" , "•" )
+augroup END
diff --git a/doc/heavim.txt b/doc/heavim.txt
new file mode 100644
index 0000000..a920e27
--- /dev/null
+++ b/doc/heavim.txt
@@ -0,0 +1,15 @@
+*heavim.txt* A really heavy Vim configuration
+
+1. Keyboard shortcuts				|heavim-shortcuts|
+
+=============================================================================
+1. KEYBOARD SHORTCUTS ~ 				   *heavim-shortcuts*
+
+Note: Heavim defines Space as the global leader key, and comma (',') as the
+local leader key.
+
+   +                    Toggle folds
+
+   <Leader><Space>      Clear highlighted search
+   <Leader>M            Toggle mouse
+   <Leader>T		Toggle visible tabs
diff --git a/doc/tags b/doc/tags
new file mode 100644
index 0000000..52da459
--- /dev/null
+++ b/doc/tags
@@ -0,0 +1,2 @@
+heavim-shortcuts	heavim.txt	/*heavim-shortcuts*
+heavim.txt	heavim.txt	/*heavim.txt*