Google product feeds: meeting the new requirements

On Thursday 22 September, Google are going to enforce their new Product Search data feed specifications. They have been blogging about the new requirements for a few months now, as they plan to improve the shopping experience for users. Having read many different versions of their requirements, I’ve found this table and these details to be most helpful. Looking over the required attributes, here’s my advice for meeting them with a few optimisation tips thrown in.