When you're in love, you can end up making decisions that affect you for the rest of your life. Some decisions are positive, like choosing to get married to the right person, and others are dangerous, like committing a crime for your partner.
A common concern that people often have after marriage is, is it a good idea to have a joint account with a spouse? There are so many horror stories of people who strongly regret their decision to open one and others who say it helped them grow as a couple.