She received over sixty replies in 3 days, over 200 in total, from men aged 30 to 54 in the US, Canada and Europe. See her ad here . To get the best out of this kind of service though, you need to be able to reply to others' ads as well as placing your own. That way, you can choose the people who attract you, but who may have excluded you from their search criteria for some reason and who you'd never be able to make contact with otherwise. Once you're a member, most dating services have some kind of system, usually included in the membership fee, of emailing you details of new ads that fit your criteria, and that certainly cuts out a lot of wasted online time searching for yourself.
Advantages Placing an ad is free.
When I pointed this out to One and Only I got a very rude message back - so you've been warned. Including a photo with your ad is free. It takes a couple of days for the photo to appear, but it's really essential if you want to get many replies. Browsing ads is free. You can't usually reply to them, but at least you can see if there are enough people in the database who appeal to you before you sign up.