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I've spent what seems forever looking around the Internet to try and see what methods can prevent
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I've read things such as:
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Under sealing car
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Removing sill drain plug and injecting rust inhibitors
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Waxoyling in boot around rear arches
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But I guess what I'm trying to say is, is it all rubbish? You guys obviously are the best people to know, and as i have a rust free example.
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What things have worked for you? Has anyone been successful at keeping it all at bay? What is the best stuff to use?
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I worry about spraying the inner sills with stuff incase it causes more water to trap than it not being there?