> Hi all, > > We may be starting an ad campaign soon. I am looking for a product/service > that will crawl the web and, for example, return all sites that have the > words "law offices" on the title of the home page. I am certain that someone > knows about this. > > Also, do you have any advice, warnings, or suggestions? I have never done > this before. You could use the API of Yahoo Search to get the information and write it to a file with PHP: http://developer.yahoo.com/search/web/V1/webSearch.html example: http://api.search.yahoo.com/WebSearchService/V1/webSearch?appid=YahooDemo&query=law+offices&results=100 As to writing an own spider, that is a lot trickier :-) -- Chris Heilmann Book: http://www.beginningjavascript.com Blog: http://www.wait-till-i.com Writing: http://icant.co.uk/