Rented asset stickers.

[So]

Why would a business put these on equipment?

[Doofus]

It keeps the bailiffs at bay on their regular visits.

[droopsnoot]

Maybe the owner of the asset does a periodic condition / not-stolen check and it's easier to find a standardised label than hunt around a generic bit of electronics for the serial number.

[Richard-390a0]

On our's the background colour of the label denotes when that piece of equipment is due for renewal.

[So]

Doofus said:

It keeps the bailiffs at bay on their regular visits.

This was my immediate thought. Justified?

[Doofus]

So said:

This was my immediate thought. Justified?

Nah. I suspect they'd want more proof than just that.

Lots of companies catalogue their fixed assetsin this way, and they do periodical audits using barcode readers. A visual note stating in which asset register the item is listed makes the process easier and quicker.