Who don’t know anything about MS Office 365 the :-
Microsoft Office 365 for professionals and small businesses is a subscription service that combines Microsoft Office Web Apps with a set of web-enabled tools that are easy to learn and use, that work with your existing hardware, and that come backed by the robust security, reliability, and control you need to run your business.
Currently Microsoft is offering two beta programs are being offered for Office 365. Office 365 (Plan E3) is ideal for larger, IT-based organizations. Office 365 (Plan P1) is best suited for professionals and small businesses – ideal for organizations that have 25 or fewer employees and no IT support.
When you sign up for the Office 365 Beta, you will automatically be sent to the beta home page, where you will see an overview of the beta and resources for getting started. Beta subscription information will be emailed to you at the email address you provided on the sign-up form. This email message contains information about how to proceed with the beta. You will also receive a weekly email message to help you move along with the beta testing process.
You can join MS Office 365 Beta using following link :-