Items are products or services your company buys or sells. In Method:CRM, items appear as "lines" on transactions like estimates, invoices and sales orders. Items can be created in both Method:CRM and QuickBooks, and will sync to each other.
Items can refer to:
products or services your company buys, sells or resells
additional charges, discounts or sales taxes
In QuickBooks Online, items are called Products and Services. In QuickBooks Desktop, items are called Items.