Use the search feature under your contacts list to add other users. This will allow you to easily message, start group chats and send event or group invites.
You can add any user with a public profile to your contacts and they will recieve a notification when joining your contact's list.
Keep your personal life and business life separate. Use your personal profile to find local events and communicate with friends about the upcoming party.
Use your business profile for group communication with your team and to create events for upcoming business meetings.
Changing your profiles is quick and easy and doesn't require any additional logging on.
Create a private profile to only communicate with users you add to your contacts. Private profiles are not searchable to the public.