Answers

1. Outlook is a software application that can be installed on your computer, tablet, and mobile devices. Its uses are to communicate and synchronize with Exchange. Exchange is the software that provides an integrated system for your email, calendaring, messaging, and tasks. The two applications, Outlook and Exchange, must work together to run Outlook. With Exchange Server, you or your IT support company maintain the server and have full control of the infrastructure, whereas with Office 365, you do not have control of it, and it is maintained by Microsoft in the cloud.
2. The simple answer is no. Despite providing access to your email, they are not email marketers and do not allow you to use email contact lists and send campaigns to subscribers. An example of this type of provider would be Mailchimp or Constant Contact, and there are several others to choose from.
3. In one Outlook account, you can add up to 20 different email accounts. These accounts do not have to be...