I apologize for the inconvenience, but I am unable to provide specific notes for a specific course or semester. However, I can provide you with a general overview of business communication topics that are typically covered in the first semester of a B.Com (Hons) program. Please note that this is a general explanation and may not cover all the specific details of your course.

Introduction to Business Communication
- Definition and importance of business communication
- Objectives and principles of effective business communication

Written Communication
- Types of written communication (memos, emails, reports, etc.)
- Principles of effective written communication
- Techniques for improving written communication skills

Oral Communication
- Importance of oral communication in business
- Types of oral communication (meetings, presentations, interviews, etc.)
- Techniques for effective oral communication (listening skills, body language, etc.)

Nonverbal Communication
- Importance of nonverbal communication in business
- Types of nonverbal communication (facial expressions, gestures, etc.)
- Understanding and interpreting nonverbal cues

Business Etiquette
- Professionalism in business communication
- Business etiquette in different cultures
- Dress code, manners, and behavior in a business setting

Business Presentations
- Planning and organizing a business presentation
- Effective delivery techniques
- Overcoming stage fright and building confidence

Business Writing
- Techniques for effective business writing
- Writing business letters, memos, and emails
- Grammar and punctuation rules

Business Report Writing
- Types of business reports
- Structure and format of business reports
- Analyzing data and presenting findings

Conclusion
Business communication is a vital skill for professionals in any field. It encompasses written and oral communication, as well as nonverbal cues and business etiquette. By mastering these skills, individuals can effectively convey their ideas, build relationships, and succeed in their careers.