Reserve Inventory

1. Success

1.1. Auth Payment

1.1.1. Success

1.1.1.1. Commit Reservation

1.1.1.1.1. Success

1.1.1.1.2. Failure 2267

1.1.2. Failure

1.1.2.1. System error

1.1.2.1.1. Renew Reservation

1.1.2.1.2. Retry Payment auth - N times? - 2278

1.1.2.2. Insufficient Funds / Declined 2279

1.1.2.2.1. Expire Inventory Reservation

1.1.2.2.2. Redeem waitline token with status false

1.1.2.3. Can't reach payment

1.1.2.3.1. back-off strategy??

2. Failure

2.1. no inventory

2.1.1. bubble 'no inventory' back to waitline service

2.2. unable to reach Inventory service

2.2.1. return failure code to waitline

2.2.2. back-off strategy??

2.3. 500 error

2.3.1. return to waitline

2.4. reservation not found

2.4.1. 2268

3. Does payment undo giftcards if CC fails?

4. check waitline isturn during validate step