Used devices are frequently purchased for educational purposes, providing students with the necessary tools for homework and projects without the high price tag of new equipment.

Companies like the Electronic Recycling Association (ERA) or municipal recycling centers take non-working units to prevent toxic chemicals from leaching into landfills.

Hobbyists often buy older systems to experiment with new operating systems (like Linux), build home media servers, or salvage parts for custom projects. 2. Specialized Resellers and Refurbishers

For a specific niche, the value of a computer increases as it ages.