When you create a customer in Square, it's important to also create that customer in Quickbooks Online. That way, all your communications and transactions related to that customer are in one place.
It also helps keep your contacts synced between the two platforms.
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Quickbooks Online
QuickBooks Online is an online accounting package that helps you manage your finances. You can create invoices, track your expenses, and even pay bills from anywhere.
Square is a commerce platform that brings the world of small business into one easy-to-use mobile app. Run your entire business - from accepting payments to tracking inventory to managing orders and more - all from one dashboard.