What is the best way of writing your trade leads so that you gain the respect of Buyers and other Sellers?

None of this should come as a surprise:

• Use an informative subject
• Give useful information about the type, quality and range of your products
• Give truthful information about your products - no hype or exaggeration
• Remember your audience come from all around the world, keep your language clear, simple and respectful
• Don’t post a trade lead multiple times in a short space of time - people might see you as a spammer