As Google indexes the Internet, it can make connections between related websites and content. Take advantage of these connections by using the related: operator.
The related: operator shows related web sites. For example, if I search for related:chase.com, I’ll get a list of banks:
This tool is useful when you’re trying to find competitor services. For example, if I was looking for a job, I would be looking for job sites to search postings and add my resume. I know that indeed.com is one job board. I can find other job sites by using the related: operator: