> Don't misbehave. Don't be a bad net citizen. Get your net and DNS in order That's not the kind of things I want to worry about. Most companies have business

> Don't misbehave. Don't be a bad net citizen. Get your net and DNS in order That's not the kind of things I want to worry about. Most companies have business to run with problems of their own, thinking about DNS config and all the rules to be a good citizen (besides obvious spamming) sounds like headache and unneeded complexity to most companies. Not to mention backups, having to pay dedicated admins etc. > most outside the small startup world still tend to keep their own mail server Not sure about that: https://www.google.com/work/search/customers/ https://www.google.com/work/search/customers/ https://products.office.com/en-us/business/office-365-customer-stories-office-testimonials https://products.office.com/en-us/business/office-365-custom...