First - One of the interesting ways to search for people online is using Google. However, sometimes you will get thousands or even millions of results. Too much to decifer. A lot of people do not know about using quotes in searches to narrow down the results significantly.
Let's start by looking for yourself online. Place your name without quotes in the search engine. Look at the number of results. Now place your name in quotes and see how much less the search results are.
Go to http://howtofindpeopleforfree.com and watch the video to uncover a better way to use Google to narrow the results even more. This is a useful tool on how to search for people for free.
Second - Sometimes it is very difficult to search for people online. So you have to get creative when trying to locate a person. The use of creatin social sites dedicated to the person you are looking for. Creating a centralize location to search for a person collect comments and data as to where the person may be these days.
Also, how to utilize email to close that six degree of seperation. If you do not mind other people getting involved with your search, then this option will be very helpful. I would suggest going to http://trulyfreesearch.com to get all of the details. Go about half way down the website to find the information.
Third - Finally, let's go to a local level within the state that you live in. You may already know the person's name and a city or the county they live in. If you do not know this already, each county usually has a county auditor site. You may want to do a search for your county plus the words auditor to locate it.
These sites are great to look up someone's address, get a picture of there property, use Google Maps to look down and see the entire neighborhood they live in. I would suggest doing this for anyone you find before contact the. Go to http://howtofindsomeoneforfreeonline.com/
Once you locate the person you want. Consider how you will contact them after all of the results and research you have done. There life may be totally different since you last met.
A person may be married, have kids or be going through a tough time in life. Will you call, use snail mail or just show up at their door? Each situation is different and it may be the greatest thing to happen to them in a while if you visit or contact them. Only you know that possibility from the past relationship.
Good luck in search for people for free online and getting results you want. Here is a final site I will leave you with that is full on information http://freepeoplesearchinfo.com