Some of these commands and shortcuts are based off my own .vimrc file, so it may not work for your setup when you try performing some of the below commands.
:Gblame
:Ag count app/controllers
:%s/word/love/gc
:Ag #navigation-wrapper app/assets/stylesheets
space + n
space + t
q w
(then do the commands you'd like repeated)q
again to stop recording@w
(to initiate most recent macro)