Mobile banking allows customers to conduct financial transactions through their mobile devices like cell phones and tablets. It provides benefits like 24/7 account access and bill payment reminders for time efficiency. Mobile banking can occur over mobile apps, SMS messages, or the internet and common activities include paying bills, transferring money domestically or abroad, and monitoring accounts for fraud alerts from banks. Customers must register by filling out a form and submitting ID proof to their bank branch before downloading the official banking app to begin mobile banking services.