This is similar to the "What do 'nerdy' guys like in girls?" thread but I am making this bit generic.

I have come up with the following list of things which one might look for.

Culture
Ethnicity
Income
Interests
Profession
Sense of Humor
His/Her Opinions
Food Interests
Health
Age
His/Her relationship with the family
His/Her friends
Political views
Distance/Location
Other