Post your articles to as many directories as you can. Also, make them available to article lists like the ones on Yahoo Groups, and you’re more likely to have your article published more.
If your video’s objective is pushing a product to the individuals watching, it makes sense to use a link that will direct them to a point of purchase. It is best if it is within the actual video player itself. Doing so ensures the link with the video just in case someone shares or embeds it.
Don’t try to sell anything on this page! I know that sounds counter intuitive, but it is important to do. Just address the keyword phrase that brought them here. Make the page very relevant to what the customer wants. Try to educate, solve a problem, entertain them or give them whatever they came for. Do it in a personal, helpful way. Relate to them and they will always come back.