3 Definitely yes.
Unless you need the features of Outlook (which is designed for a business environment) choose a custom install of Office and don't include Outlook. Stick to Outloook Express which is fine for e-mails.
Surface Pro (2017) vs Surface Pro 4
Where HTML5 is headed next
MacBook Pro v Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.