anchor.diff:  	ProdRef = add_product(OfferId),
   	ServiceId = list_to_binary(ocs:generate_identity()),
   	Password = ocs:generate_password(),
  -	Chars = [{"radiusReserveSessionTime", ReserveTime}],
  -	{ok, _Service1} = ocs:add_service(ServiceId, Password,  ProdRef, Chars),
  +	{ok, _Service1} = ocs:add_service(ServiceId, Password,  ProdRef, []),
   	StartingAmount = 1000,
   	B1 = bucket(cents, StartingAmount),
   	BId = add_bucket(ProdRef, B1),
  
positive.code: 	ProdRef = add_product(OfferId),
  	ServiceId = list_to_binary(ocs:generate_identity()),
  	Password = ocs:generate_password(),
  	Chars = [{"radiusReserveSessionTime", ReserveTime}],
  	{ok, _Service1} = ocs:add_service(ServiceId, Password,  ProdRef, Chars),
  	StartingAmount = 1000,
  	B1 = bucket(cents, StartingAmount),
  	BId = add_bucket(ProdRef, B1),
  
negative.code: 	PackageSize = 2,
  	P1 = price(usage, seconds, PackageSize, PackagePrice),
  	OfferId = add_offer([P1], 4),
  	ProdRef = add_product(OfferId, []),
  	ServiceId = list_to_binary(ocs:generate_identity()),
  	Password = ocs:generate_password(),
  	{ok, _Service1} = ocs:add_service(ServiceId, Password,  ProdRef, []),
  	Timestamp = calendar:local_time(),
  	RemAmount = 100,
  	B1 = bucket(cents, RemAmount),
  