vim settings for editing

Here are my '.vimrc' settings:

" Only do this part when compiled with support for autocommands.
if has("autocmd")
  " Use filetype detection and file-based automatic indenting.
  filetype plugin indent on

  " Use actual tab chars in Makefiles.
  autocmd FileType make set tabstop=8 shiftwidth=8 softtabstop=0 noexpandtab

  " Disable automatic comment insertion
  autocmd FileType * setlocal formatoptions-=c formatoptions-=r formatoptions-=o
endif
" On pressing tab, insert 2 spaces
set expandtab
" show existing tab with 2 spaces width
set tabstop=2
set softtabstop=2
" when indenting with '>', use 2 spaces width
set shiftwidth=2
set smarttab
set formatoptions-=cro