This year is a big one for the math nerds out there — and for many, a once-in-a-lifetime occasion. That’s because 2025 is a “perfect square,” a number that’s the product of a squared integer — 45 ...

Square is a payment processing platform with built-in POS and business management tools for in-person and online sales. Here’s how it works, what it costs, and its ideal use cases. Key takeaways ...