Yes, you can win any place (1st, 2nd, 3rd) in up to two of the three categories. For example, you could win 1st prize for 'Most Delightful' and 2nd in 'Best Use of Lightning'. You could also win the top prize in two categories, 2nd place in two categories, or any combination. If you place in more than 2 categories, your top two placements will be taken. One entry per person.