Use the active voice. Do not even think about using passive voice on your 2 way radios in business as this can make your messages longer and sound weaker. Active voice can compel your readers to take action and can easily capture their attention.
Okay, first the good news about any potential MLM online opportunity that you're considering. There are tons of people joining the wave and marketing their MLM businesses on the communications in business. The market is by no means saturated, since there are hundreds of thousands of people joining MLM businesses each month and a large percentage of those are hooked up to the internet. So the market is big but not saturated. That's the good news.
Phone Greeting. You do not need to answer your telephone each time it rings. Your telephone can be a great asset to your team. Set your voice message so it announces your business name and hours of operation. This will let callers know when you are in the office. Do not let family or friends answer your business comms with a "Hi" or "What's up".
Nobody's designs are perfect. That's why seeking out other people to search for your mistakes is a good way to develop your skills. It may be tough receiving feedback at first because it can feel communication technology like your work is being personally attacked. Remember to differentiate yourself from your work and to use it to improve.
Your goal is to appear professional and as someone with whom your contacts would want to do business. It is about having a professional image representing you in all ways: in print, on the web, on the telephone, in emails, in snail mail, etc.