Bottom of funnel keywords are search words people use when they are close to buying, such as product reviews, best product lists, and price comparisons. These keywords are very important in affiliate marketing because they can lead directly to sales. Some people suggest using many of these keywords, but using only buying keywords may limit traffic. A good plan is to mix buying keywords with information keywords so visitors can find the site at different stages. This brings steady growth. What percentage mix sounds reasonable for affiliate keyword planning?