The emergence of budget airlines and cut down prices for airfare, many cruising companies have deemed it necessary to come up with eye catching promotional packages for all.  These cruising companies thought that it would be difficult to compete with these budget airlines based on price drop down but they can surely compete with the way they service their clients.
Cruising on a ship has always been seen as luxury by many. The adventure and the romantic ambience of cruising add up to the magic that caused many people to desire getting on a ship and cruise.  What is even more enticing to single people to get on the ship and sail is the singles promo that cruising companies are offering these days.
Cruising companies think that many young and energetic single people out there would like to take time out of their busy schedules and stressing jobs.  And by getting in to a cruise can make them a little relaxed and meet other people. This is the whole agenda of many cruising lines in order to capture the single people to try their cruising in their singles promo. 
When you think that you are single and you cannot cruise on your own, try to look for cruise promos especially catering to single people who are looking for a partner.