private static void NotifyOrders(Asset asset)
{
var solicitation = new Solicitation(asset);
var approval = new Approval(asset, "Approver", DateTime.UtcNow);
var cancellation = new Cancellation(asset, "Canceler", DateTime.UtcNow, "Incorrect order.");
solicitation.Notify();
approval.Notify();
cancellation.Notify();
}