Google Groups enables people to communicate and collaborate and makes it easy for groups of people to work together on a project. With Groups, you can invite a group to an event and send an email to everyone in a group. You even have an option to create online forums to have discussions on topics of public interest.
Build professional email address in Gmail. Create a number of mailing lists like marketing@yourcompany, firstname.lastname@example.org etc.
Hangout helps you to meet face to face with coworkers and customers. With hangout you can create, co-ordinate and join chats and video meetings with people in different offices, different countries or different continents.
It is a web based calendar application that enables employees to work together efficiently and minimize cost. Google calendar helps you schedule appointments and meetings at ease.
Google plus is Google’s social media where you can update your status, post photos, organize different groups or circles, messaging, text, audio and video chat.
Google Contact is a free contact management tool for Gmail provided by Google Apps. This facility enables employees to share contacts with each other in an organization.