What can you say about Rayobyte proxy server? Is he really as good as they say on forums and other sources? Or is this advertising and should I choose another proxy server?

Rayobyte is a quality proxy service that has received awards for its reliability. They offer a wide range of services. Rayobyte offers flexible pricing plans, including both pay in advance and pay as you go. They provide dedicated IP addresses in approximately 30 countries, primarily in the United States. Prices start at $15 per GB. This proxy server is discussed in detail here