Revise the following sentences to avoid dangling and misplaced modifiers.
a. When collecting information before purchasing a tablet, the Web proved to be my best resource.
b. To win the lottery, a ticket must be purchased.
c. Angered by slow computer service, complaints were called in by hundreds of unhappy users.
d. The exciting Cosmopolitan is just one of the fabulous hotels you see strolling along the Las Vegas strip.
e. Walking into the hotel lobby, the artwork was stunning.