Any legit takes on best way to give employees cards with spending limits and no approval loop

Overview

Qucik question. Essentially I've gotten to a point where I'm tired of chasing receipts and approving every little purchase. Wondering if I want to give my team monthly limits for daily expenses like travel and office supplies. ideally employees can see their own remaining balance and track spending without having to ask me every time they buy something. I have been looking into corporate cards, ramp, etc and others who work similarly. Has anyone used corporate cards for a team o approx 2

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