Rich People Get Their Own Facebook

exclusive - adj. available to only a few people because of high cost

index/indexed - v. to list or include something in an index (Example: This search engine has indexed hundreds of millions of websites.)

encrypt/encrypted - v. to change information from one form to another, especially to hide its meaning

register - v. to have one’s name officially placed on a list of people permitted to vote in an election or take part in something.