Get professional office packages from Microsoft Office 365

Office 365 Exchange - Plan 1
Office 365 Exchange - Plan 2

Each user gets 100 GB of mailbox storage and can send messages up to 150 MB in size
Take advantage of unlimited storage (100 GB of storage in the user's primary mailbox, plus unlimited storage in the user's In-Place Archive)
Take advantage of hosted Unified Messaging services that provide call answering, a dial-in user interface, and company automated attendant capabilities
Control sensitive business data with built-in data loss prevention (DLP) policies based on regulatory standards such as personally identifiable information (PII) and payment card industry (PCI), which help to identify, monitor, and protect sensitive data through deep content analysis

Microsoft 365 Business Standard