1. Use word "fast" in your ad. People want fast results, fast delivery, fast ordering, etc. Nowadays, we usually value our time more than our money.

2. Use word "guaranteed" in your ad. People want to be assured they are not risking their hard earned money buying your product.

3. Use word "limited" in your ad. People want to own or receive things that are exclusive or rare because they are considered to be more valuable.

4. Use word "easy/simple" in your ad. People want easy ordering, easy instructions, easy to use, easy payments, etc.

2. Publish a list of famous and respected customers who have bought from you on your a copy. People will think that if these people bought from you, they should also trust your business and purchase your products. Make sure to get their permission first.

3. Show before and after photos for your products on your web page copy. Show problem picture and then beside it, show picture of resolution to problem when they use your product.

4. Include an article or review that has been written about you or your business with your ad copy. This will show people that your business is respected and will increase your credibility.

5. When you offer free bonuses in your ad copy, also list dollar value beside each bonus. People will feel they're getting a good deal and it will increase value of your product.