Many of these car categories have unlimited mileage options.
Brad's Deals Editor Jim,
Get 35% off weeklong car rentals when you book through this promotional page at Sixt.com. The offer requires a minimum booking period of seven days. You can also get free cancellation and rebooking for select rentals. Many car categories have unlimited mileage. Plus, Sixt can send invoices via email to save time on business-expense reporting. Taxes, fees, and exclusions apply.