In what business context would it be appropriate to use each communication method? What are some of the advantages of using one methchood or application over another?

Research various methods of communication that are commonly used in business, such as email, VoIP, texting, messaging, as well as software applications used to support each (Microsoft® Outlook®, Skype®, Twitter®, Instagram®).

Discuss the questions:
In what business context would it be appropriate to use each communication method?
What are some of the advantages of using one method or application over another?