You get 30 days of paid vacation every year.
2.5 days earned per month. It may be difficult to take at times and there is a maximum number of days that can roll over per year.
You can earn leave days
Guaranteed 30 days of paid leave.
30 days per year without restrictions
2.5 vacation days a month, however very difficult to get time off approved.
Accrue 2.5 days of leave per month. Tough to use when on sea duty, but stored up it comes in handy on shore duty.
Can be very difficult to coordinate, and many commands are unwilling to grant it until just before the leave period. This does not make buying plane tickets very relaxing.
Plenty of leave - 2.5 days per month. Only take it during a period when Work will permit it.
you get 30 days a year of leave if you don't use them you can sell them back for extra money.