Yes, click "Add a stop" in the search form to add the ceremony, the photo location and the party as separate stops.
That depends on the number of guests: for a smaller party a minibus is often enough, for a larger one a coach.
No, it is a price estimate based on your route and group size, not a confirmation of availability. The coach company itself confirms the final price and availability after you have sent a no-obligation booking request.
No, requesting a booking is always free and without obligation. You are not committed to anything until the coach company has confirmed the final price and availability and you agree.
Amsterdam and 28 people are ready. Fill in your destination and your day.