Yes, you can pay in 3 instalments. The size and timing of these instalments are as follows:
1. the first payment of 20% of total cost must be paid within 24 hours of booking.
2. the second payment of 30% of total cost must be paid no later than 120-90 days before your event begins.
3. the final payment of 50% of the total cost must be paid no later than 80-60 days before your event begins.
Please check your invoice for exact payment dates. It al depends on which event you are going to.