[zorrophreak]

Amazon refund. Search the forum for techniques

This. If you don't have the money for the initial investment then Logitech is pretty damn easy with their lower end mice.

Also...
Social Engineering is social manipulation to receive a desired outcome usually information or access.
Fraud is malicious deception for the purpose of personal gain albeit financially or through physical items.

Warranty Exploitation is exploiting a company's warranty on a product to get one even without sending back or having the original product.
"Refunding" is claiming an item was damaged or never arrived to a company such as Amazon who will refund without asking many if any questions.

Getting a gaming mouse by refunding Amazon or getting a "replacement" for a product you don't own is intricate (or not so much) fraud.