Providing on-line non-downloadable computer software for searching, monitoring, analyzing, forecasting and managing the inventory status of pipes, tubing, cleaners and equipment used in the oil and gas, chemical, petrochemical and energy industries; Providing on-line non-downloadable computer software for reserving, ordering, buying, selling and delivering from an inventory pipes, tubing, cleaners and equipment used in the oil and gas, chemical, petrochemical and energy industries