Marriage is a major investment, so it can be tough to know for sure whether it’s time to cut your losses. But unless you’re facing serial infidelity or physical or emotional abuse (note: if you think you might be in an abusive relationship, call The National Domestic Violence Hotline at 1-800-799-SAFE), most experts recommend making a legit effort to salvage the relationship before officially calling it quits. “I think people tend to give up a little too quickly when things get tough,” says Brandon Santan, PhD, a licensed therapist who specializes in marriage counseling.