Use these sessions as you like. You can use them immediately or perhaps you want to use the first 6 sessions for now and use the other 6 over time. We can customize this based on your needs. The sessions should be used within 12 months of purchase. 10% discount for buying all 12 sessions at once. Regular rate per session is $150. 12 sessions would cost $1800. Buy in this package for $1620.