You can search for people you know who already have a BleepBloop account.

Search Phrase:	Users Broadcasts Channels   Username First Name Last Name City State Country Gender Relation Status Age Ranges
	Click here to view User Directory |	Click here to view Channel Directory
For searching by date range you should specify the min-max range separated by '-'. That is if you wish to search all users aged between 20 to 30 years then specify 10-20 in the search box without a space.