Those guard clauses is something that I've got more used to doing since using ReSharper as it is something it is fairly agressive in suggesting (and will do the

Those guard clauses is something that I've got more used to doing since using ReSharper as it is something it is fairly agressive in suggesting (and will do the refactoring for you). It's not something I'd previously considered doing as it seems a bit unnatural at first, but reducing nesting does improve readability over dogmatically sticking to "single return point".