!1 Rejected orders report a business reason

An inactive customer cannot submit an order. A stock shortage is atomic: it
does not reserve the available part of an order.

|script|Order workflow|
|$order=|create order for|C-300|
|add item|COFFEE|quantity|1|to order|$order|
|check|reserve inventory for|$order|false|
|check|last error?|Customer is not eligible to place an order.|
|check|submit order|$order|false|
|check|last error?|Customer is not eligible to place an order.|
|check|status of order|$order|draft|
|$shortOrder=|create order for|C-100|
|add item|TEA|quantity|6|to order|$shortOrder|
|check|reserve inventory for|$shortOrder|false|
|check|last error?|Insufficient stock for TEA: requested 6, available 5.|
|check|status of order|$shortOrder|draft|
