We like the Small Form Factor (which we sold to AgBag).
Monitor / Display
Check the connector on the PC and the monitor. Is it the same? (Display Port is the standard for new equipment I think).
Do we have a cable?
Does the office have a wired network? If not, do we have a WiFi adapter?
Microsoft Windows Pro (for Remote Desktop).
Do they use Microsoft Office? If so, do they have a valid licence?
Security - should we use Microsoft 365 Defender?
Virus Checker (we will try Microsoft 365 Defender).