Your opinions, please...
Card fronts only, or full cards?
Subjects (please feel free to suggest more - this is not an inclusive list)
Birthday
Little Boy's birthday
Little Girl's birthday
Friendship
Get Well
Sympathy
Thinking of You
Thank You
Congratulations
Good Luck
Baby Shower or New Baby congrats
Depending on # of swappers, we can break into 2 groups, or just add additional cards in the birthday and thank you categories.