As the world has become more complex, personal relationships have become more difficult to find. People no longer marry those they grew up with, and they often find they have relocated many miles when they begin to think about settling down with a special someone. They might not have the available support system they would have had at home, and they must rely on modern dating methods to find a partner. This presents a number of problems, and foremost among them is finding filters to weed out those who are unsuitable.
There are many online sites claiming they have algorithms to make the best matches available, and some people have had very good results. They have met someone, formed a relationship and some have even gotten married. While there are no long term results currently available, these sites will begin touting their ability to find great matches as soon as some couples are married at least a few decades.
Finding someone compatible is about many factors, but age is an important one. Couples build a shared life, and it is easier when they already have common factors. Those who are widely separated in age will find they generally have different tastes in music, and they will also have different childhood experiences. This is one reason some sites are only for people within certain age categories, and there have been people who have found this useful in their search.
Backgrounds and interests can be important to those seeking a relationship, and there are now online resources that cater to their needs. Religion is very important to many people, and they want someone with the same beliefs as their own. There are many sites that have restricted their membership to those of only one religion, and they have been helpful to those searching for someone who can be a member of their religious community as well as their life.