The fastest and most convenient way to contact us is to do it through the game. That way, we'll have all the technical information we need to resolve any issues quickly. Depending on the nature of the problem, please make sure that your message includes the following: the time the incident occurred, copies of transaction receipts or the purchase history, screenshots showing the problem, etc.
You can find a step-by-step guide in the article: How can I contact Customer Support?
If you are not familiar with our games, please refer to our Help and Support page, where you will find answers to some common questions.