The Moneyist: My coworker wants to sell her house as prices have skyrocketed. The co-signer on her mortgage demands 25%. Can she sell without his permission? No Comments Uncategorized ‘He is either mistaken in the leverage he holds, or else your coworker has confused co-signer with co-owner.’ ‘He is either mistaken in the leverage he holds, or else your coworker has confused co-signer with co-owner.’ Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)