Fuel Problems?

Some mechanics say that they have seen a large number of fuel injection systems come in because of bad fuel. Bad fuel can clog the fuel filter and infiltrate the injectors or even the inside motor itself. This causes injector failure and in some cases engine failure. Water can pass through the fuel filter and case problems, and when I say this I mean a huge catastrophic..Any other problems should be looked at by a professional or a dealership," Thanks for listening"