Converting a Play Store gift card to cash is an illegal and unethical practice. Gift cards are designed for specific use within the associated platform, in this case, the Play Store.

Engaging in such conversions undermines the legitimate economic ecosystem. It violates the terms and conditions set by the service providers. This not only disrupts the normal flow of business but also poses risks such as fraud and security threats.
Moreover, it can lead to serious consequences for those involved. Legal actions may be taken against individuals attempting to convert gift cards to cash, and it can damage one's reputation and financial standing. It is important to abide by the rules and use gift cards as intended to maintain a fair and proper marketplace.