5 Tips on Grammar: Direction Posted on November 27, 2019May 27, 2023 by Rob Bignell • Backup vs. back up vs. back-up • Backward vs. backwards • Close up vs. close-up • Into vs. In to• Through vs. thru vs. threw Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)Click to print (Opens in new window)Click to email a link to a friend (Opens in new window)