There is a lot that retailers can do on search results pages to make the route from search to purchase as smooth as possible.
First of all, results should be accurate and relevant to the query, but presentation of the information is all important.
This can pay dividends, as site search users on an ecommerce site often have a greater purchase intent.
For example, while 15% of Suttons Seeds’ site visitors use site search, they contribute 41% of total site revenue.
Here are some examples from a variety of sites, each of which contain some excellent features.