This designated STRICTLY for Subcontractor Encrypted Submissions to GSA eBuy RFP1826913. As per Attachment 04 - Instructions To Offerors (ITO) 3.4.3, this posting is reserved ONLY for Subcontractors, ... This designated STRICTLY for Subcontractor Encrypted Submissions to GSA eBuy RFP1826913. As per Attachment 04 - Instructions To Offerors (ITO) 3.4.3, this posting is reserved ONLY for Subcontractors, Team Members, Interdivisional Transfers (IDTs), and Wholly Owned Subsidiaries (WOS) who do not have access to GSA eBuy to submit their proprietary data directly.