Steam Support :: Payment Disputes and Chargebacks

What is a Dispute (Chargeback)

Dispute (Chargeback) - PayPal Community

Games Missing From Steam Library – Humble Bundle

How to File a Chargeback on a Credit Card Purchase (to Get Your Money Back)

Advices to combat online fraudsters using Machine Learning

Void Transaction: How It Works, Examples, vs. Refund

How to Do a Chargeback Over PayPal: 4 Steps (with Pictures)

Chargebacks: Merchant Agreements and Chargebacks: Protecting Your Business - FasterCapital

Supply Chain Chargeback Management

Can Steam ban you for using G2A? - Quora