There are tons of online dating sites to meet men. Match.com, eHarmony.com, POF.com, and Zoosk.com are probably the most popular which means you'll be exposed to more potential partners.
There are some dating sites that not only introduce men to single people but also give dating advice to men. One such website that offers both is match.com.
Chnlove is a premier Chinese dating website that enables both men to browse pictures of single Chinese females. The men are able to choose a potential Chinese bride.
Dating opportunities.
eHarmony is an online dating website that provides dating services for single men and women. The goal of eHarmony is to match people so that the end result is a long term relationship.
There is a Christian website for women seeking to meet single Christian men. I am not positive it is accredited, but it is free. http://www.christiandatingforfree.com/
Single Muslims provides a dating service for people who need to find an ideal life partner. The have photos, videos and profiles of men and women who are looking for a relationship.
The Fusion 101 website is a dating website. This site is particularly geared to Christian dating and offers dating services, single Christian personals, and chat for Christians of all ages.
You could try using Amolatino. From this website you can find descriptions of single people and chose one of which you are interested in. If you are a lady you can also use foreignladies.com
There is an actual website called http://www.lonelyhearts.org.uk/links.html which would apparently apply only to persons living in the United Kingdom. If you do a simple search for single men with lonely hearts, you will find results for several dating websites, which can be helpful in meeting men.
Maybe this younger guys are scared that her husband is going to figure out and come after them.
There are many online dating sites where single men can be found online. These include Single Men Online, Perfect Match, Date Hook-up and Singles Warehouse.
A single Christian dating website that is free to use is "Christian Mingle". They claim to have over 10 million members and have local matching services.