Link to the article: https://intercom.help/tranzact-ebbdf0244a30/en/articles/3374799-why-can-t-i-see-service-items-in-the-service-order
[A] When placing a service order, you have to enter the details of the services in the item details section, rather than the items to be sent. This is because you are going to be paying for the services, rather than the items. The items to be serviced are to be sent via a delivery challan to the counterparty.
Keywords- Unable to see item in a service order, unable to add item in a service order