Picture the yard cleared of winter debris, the folding tables set up in the shade, and family gathered with mimosas in hand to celebrate the news. A catered backyard engagement brunch in late spring is a great way to mark the milestone without booking an expensive venue, but the costs for food, rentals, and decor still add up fast. Because this is a fixed date on the calendar, your biggest lever isn't cutting corners on the menu—it's giving yourself enough lead-time to lock down vendors and spread out the cash flow.
We are looking at a typical US cost of about $1000 for this kind of gathering. If you want to pay for it over time rather than all at once, you can map out a steady pace that fits your monthly budget before the big day arrives.
Keep in mind that the 0% intro window is a hard deadline, not free money, and any remaining balance left on the card when that period ends will start accruing standard interest charges.