Starting out as a young Guide the Guide learns and participates in Secret Good Turns.  Moving on gaining the skills and confidence to Lending a Hand, through Being Prepared, and taking the service into the wider community.  WAGGGS offers opportunities to participate in service through out the World.  Either staying at home or visiting the country/ies concerned.

There are now three Service Flashes (1,2, & 3).  These have miminum ages and hours of service.
The 1st Flash starts at age 7 and goes in incriments for up to nine hours.
The 2nd Flash starts at age 9 and is up to fifteen hour service over three months. [about 1 1/4 hours per week]

The last Service Flash minimum age starts at 12 years old. A mininum of twenty hours over three months.  [1 3/4 hours per week].

The syllabus is found on pages 82 to 84 in the reprinted Look Wide 2009 edition.