Categories of Business Communication are Internal-Operational category , External-Operational Communication and Personal Communication. But Operation ones are first two.
1. Internal- Operational Communication
• The communication done in conducting work within a business is called Internal-Operational category of communication.
•Giving orders, assembling reports, and writing emails.
2. External-Operational Communication
This is a work-related communication with people outside the business.
•Telephoning, sales letters, advertising.
3. Personal communication
Non-business related exchanges of information and feelings in the workplace is called personal communication.