In case of Service Product/items system is flexible (Setup is there to enable/disable this setting) i.e. use can either use GRN and QC Step or this step can be skip. Following step will be there to record with or without GRN Steps:-
(i) (i) With GRN/QC:- PR-PO-GRN-QC-Add Invoice- Add Payment- Add Payment Reference No.
(ii) Without GRN/QC (Service Item):- PR-PO-Add Invoice- Add Payment- Add Payment Reference No.