A bit more grammar Katherine Thinkings and poems Jul 15, 2020Jul 15, 2020 1 Minute Should have vs Should of This is traditional grammar but as time goes by grammar changes a little I should think so! Should have vs Should of The phrase should have indicates a missed obligation or opportunity in the past. In informal speech, it is contracted to should’ve, not “should of.” You should have (should’ve) called me! You should of called me! Share this: Print (Opens in new window) Print Email a link to a friend (Opens in new window) Email TweetShare on TumblrMore Share on WhatsApp (Opens in new window) WhatsApp Like Loading... Related Published by Katherine Poetry writer and author View all posts by Katherine Published Jul 15, 2020Jul 15, 2020