Originally Posted by brunos

For the buggy ride, two conditions must be met.
1) there has to be some space available. They plan the buggy according to the number of F pax and their destination (F lounge or immigration). You might be unlucky and no space on the buggies to F lounge. There will usually be only one escort agent for the group (possibly two buggies) to the F lounge.
2) You have to talk the escort agent into waiting for the J pax to disembark (other F pax will not be happy) and accepting the extra pax. And the escort agent probably does not speak good english. Maybe an idea is to be very slow to disembark so that your wife kids reach you quickly.