You need to purchase only one Office 365 seat license. You will be able to install Office desktop applications on up to 5 computers and access your account with all the available web applications online from any web-enabled device

• Office 365 is highly scalable and can support from a one-person business to companies with tens of thousands of users.
• Office 365 Business Essentials, Office 365 Business and Office 365 Business Premium plans can accommodate up to 300 users.
• Office 365 Enterprise E1, Office 365 ProPlus, Office 365 Enterprise E3, Office 365 Enterprise E4, Exchange Online Kiosk, Office 365 Enterprise K1 can accommodate unlimited number of users.

You can transit your account within families of plans, for example, from Office 365 Business Essentials to Office 365 Business Premium, or from Office 365 Enterprise E1 to Office 365 Enterprise E3. You cannot transit between Office 365 plan families, that is, from an Office 365 Business Essential plan to Office 365 Enterprise plan, or vice versa. In order to change from a plan in one family to another (for example, from a Business Essential plan to the Enterprise plan, you must first cancel your account with the plan you currently have, and then sign up for a different one.

For PC users:
Minimum systems requirements for Office 365 are the following on your PC: XP operating system with SP3; Office 2007; and Internet Explorer 7.

For Mac users:
Minimum system requirements for Office 365 are the following on your Mac: Mac OS X 10.5 (Leopard); Office 2008 for Mac & Entourage 2008 Web Services Edition; Safari 4 or above

In case you have questions about Office 365 plans, usage, have specific issues or any kind of trouble, you can contact either MCSB or Microsoft support.

MCSB System is a certified Microsoft Partner. We are IT and development company that can help you migrate to Office 365 or develop custom solutions for your business. Our team members are trained and certified Office 365 specialists.

By default, Microsoft is providing domain name with “your-company-name.onmicrosoft.com”. You can add the domain name you own to Office 365 to create both domain-based email addresses and a public-facing website.
Example:
“user@your-company-name.onmicrosoft.com” -> “user@your-company-name.com”

You can cancel your subscription at any time. However, depending on the product and the type of subscription you have, there may be a penalty for canceling before the end of your contract. For subscriptions with a month-to-month commitment there is no penalty for cancelling your contract at any time. Subscriptions with an annual commitment may incur some penalties if canceled early.

Your data is yours. If you decide to cancel your Office 365 subscription, you can download your data – for example, your email and documents on team sites – and save it to another location. You should save your data before you cancel. All the data associated with your Office 365 account is deleted 90 days after cancellation.