How do I build an emergency fund from scratch fast?

Start by opening a separate savings account so the money stays out of reach. Then calculate a realistic target, typically one month of expenses as a starter goal before building to three to six months. Attack it aggressively by cutting one or two non-essential expenses immediately, like subscriptions or dining out, and redirect that money automatically to savings on payday before you can spend it. Accelerate the process by selling unused items, picking up extra hours or a side gig, and putting any windfalls like tax refunds or bonuses straight into the fund. Even saving 50 dollars a week gets you to 2,600 dollars in a year. Consistency and automation matter more than the amount per contribution.