If you do most computer work in the browser, get a Chromebook or iPad instead of a new Windows PC. It's not worth plunging into the complicated and frequently clumsy predicaments (such as being unable to update or upgrade) Microsoft creates if you rarely need the desktop features of Windows 10. On iPad or Chromebook, you'll likely save money and probably be more secure in many respects. There's a chance that Microsoft will be moving everything to the Azure cloud in the future anyway.
John needs to do sync and backup of his business. Leo recommends going with Microsoft's Azure service.