In the world of ecommerce, Amazon is the 800-pound gorilla. And like any gorilla, Amazon is not to be messed with. That's why there's a thriving industry of Amazon "hijacker" services that will help you take down your competition. These services use a variety of tactics to take down your competition, including negative reviews, product hijacking, and click fraud. They're not cheap, but they can be effective. If you're in the ecommerce business, you need to be aware of these services and how they can impact your business.
There are a number of services available that claim to be able to help you "hijack" Amazon FBA listings and take over the sales. I'm not personally familiar with any of these services, but from what I've seen they typically involve creating a new listing on Amazon with the same or similar product, and then using various marketing techniques to drive traffic to that listing and away from the original.
There are many Amazon FBA hijacker services available online. Some of these services are legitimate and can help you recover your lost Amazon FBA account. However, there are also many scammers who are out to steal your money. Be sure to do your research before hiring any service to help you with your Amazon FBA account.