There are certain places on the internet which you can search and find the person you're looking for
. I can tell you about the areas where you have a high chance of locating the person you're looking if you want to look for someone free online.
There is a site that is called classmates.com. It has proved to be quite popular when it comes helping people get in touch with each other. As the name implies it is focused on re-uniting people that once learnt together at some point, so most people that are looking for others normally use this site.
People are signing up in large numbers because people freely volunteer their info and so the records are up to date and that's an advantage that this site has. If you want to look for someone free online that would be one place that I recommend that you start from.
There are also people finder sites that you can employ that are "tailored" for different kinds of people searches that can turn out to be of good use. abika.com is one site I would recommend to you. Among some of the research tools that this site has are the famous government records that most people use to search for people.
Using government records increases the chances of finding some when you look for someone free online. The reason for this is everyone has at least a record that can be accesed here and there and the info in these records is assumed to be perfect. Some of the records that you will find here include birth records, marriage, and driver's license and tax records.
Reasearch tools used for looking for someone free online depend on what you'll use for the search. You should always pick one that is likely to produce results or conduct multiple searches if possible.