Do you think it is necessary to build a whole new website around the product or is it just as good to submit to article directories, twitter, etc.
Some of article writing sites obviously won't allow putting affiliate link. However if you are working with affiliate program providing direct links you may go ahead with social networking and article marketing. However, that will always give you traffic and may be good amount of traffic which totally depends on how many articles you publish and how much those are optimized. Having your own site will in addition provide an advantage that you will get traffic from multiple sources. Apart from articles, you will get traffic from your site and that will be a huge amount of traffic if optimized rightly. The success of affiliate marketing is to bring traffic from as many sources as possible. So having a website will certainly provide an add on to you. Regards