where could find a good web site that would show me how to write a negative message to my boss

Depending on the type of negative message you want to write microsoft has several templates available that can be used, and ammended to fit your needs.

This depends on what you mean by a "negative message." If you want to propose a change that the boss might not want initially, It is best to start your message with some positive points before you begin the "negative" aspects.

Here are some sites discussing persuasion and influencing others.

http://www.members.cox.net/dagershaw/lol/InfluenceAntecedents.html
http://www.members.cox.net/dagershaw/lol/InfluenceMorePrinciples.html
http://www.members.cox.net/dagershaw/lol/InfluenceStillMore.html

I hope this helps. Thanks for asking.

To find a good website that can show you how to write a negative message to your boss, you can try searching for websites that provide professional communication tips or workplace communication advice. Here are a few steps you can take to find such websites:

1. Start by searching on popular search engines like Google or Bing using keywords like "how to write a negative message to your boss" or "professional communication tips for addressing concerns with your boss."

2. Look for reputable websites that specialize in business communication, workplace etiquette, or career development. Examples of such websites include Forbes, Harvard Business Review, The Muse, and CareerBuilder.

3. Check for articles, blog posts, or guides related to writing negative messages or addressing concerns with superiors. Make sure the content is relevant, credible, and provides practical advice or examples.

4. Read multiple articles or guides to get a variety of perspectives and tips. Look for websites that provide step-by-step instructions, templates, or sample messages to help you draft your own negative message effectively.

Remember, it is important to approach negative messages professionally and constructively. Consider using a neutral or positive tone, explaining the issue, offering potential solutions, and focusing on facts and evidence. It is also advisable to proofread and revise your message before sending it to ensure clarity and professionalism.

Please note that while websites can provide guidance, it is ultimately your responsibility to tailor the message based on your specific situation and maintain a respectful and professional tone while addressing concerns with your boss.