> I don't bother with these methods and stick to GET and POST.
Most people don't bother with them. If you need caching or want to be able to manipulate params in the browser/link to resources, use GET.
This idea that you need additional verbs for web services is a classic case of in-theory vs in-practice. Introducing non-trivial complication for very tiny benefit is a strange tradeoff.
This is one reason why I don't bother with these methods and stick to GET and POST.