So, a young man according to the theory of these ads is one who -
Shri PannValan Sir excellent post Thank you.
But the truth is that it applies for the girls too.
A girl, who is polite, unassuming, sincere in her tasks, beautiful in whole ness but not fair in complexion, who talks in tamil un less there is a need, intelligent but does not possess a professional qualification, who does not wear so called western attire but chooses what she feels comfortable in- are also discarded by Today's male gender - Not only today I remember 20 years back a very very well qualified relative of mine (Doctorate from premier Management institute) refused a girl from tiruchy because he felt she is not sophisticated though was pleasent looking, polite, post graduate girl.She was considereed "ammami" in his own words.
As a mother of a daughter who will be eligible for getting married in 8-9 years, I will any day suggest to her to look for the second category you have suggested.A wise person is the one who learns from other's experiences, so we have plenty of experiences where things have gone wrong when it is based on the first category.
I also believe, that today's youth will take these points when the method of delivery from the elder's part is more like towards a friend than "I know all" attitude.
My two paise.