Good Morning. Please review the attached invoice. This invoices is quiet a large sum of money and very much past due. Please respond as soon as possible. Thank you. Matrgaret Margaret Thornton I Collections SigNet Technologies I Convergint Federal Solutions 12300 Kiln Ct Suite E, Beltsville, MD 20705 This e-mail and any attachments to it are intended only for the identified recipients. It may contain proprietary or otherwise legally protected information of SigNet Technologies, Inc. My unauthorized use or disclosure of this communication is strictly prohibited. If you have received this communication in error, please notify the sender and delete or otherwise destroy the e-mail and all attachments immediately. From: Margaret Thornton Sent: Thursday, May 23, 2019 1:59 PM To: ; Justin Houston Subject: FW: revised Invoice for parts Good Afternoon. Please review the attached invoice which Justin had revised per your request. Please provide a payment status. Should you have any questions, please reach out to Justin cell Please respond as soon as possible. Thank you. Margaret Margaret Thornton I Collections SigNet Technologies I Convergint Federal Solutions 12300 Kiln Ct Suite E, Beltsville, MD 20705 This e-mail and any attachments to it are intended only for the identified recipients. It may contain proprietary or otherwise legally protected information of SigNet Technologies. Inc. My unauthorized use or disclosure of this communication is strictly prohibited. If you have received this communication in error, please notify the sender and delete or otherwise destroy the e-mail and all attachments immediately. From: Margaret Thornton Sent: Thursday, May 16, 2019 10:50 AM To: Cc: Justin Houston Subject: FW: revised Invoice for parts Good Morning Please review the attached invoice. Has it been approved. Please let Is there anything you need? EFTA00126284

Thank you. Margaret Margaret Thornton I Collections SigNet Technologies I Convergint Federal Solutions 12300 Kiln Ct Suite E, Beltsville, MD 20705 This e-mail and any attachments to it are intended only for the identified recipients. It may contain proprietary or otherwise legally protected information of SigNet Technologies. Inc. Any unauthorized use or disclosure of this communication is strictly prohibited. If you have received this communication in error, please notify the sender and delete or otherwise destroy the e-mail and all attachments immediately. From: Justin Houston Sent: Wednesday, May 8, 2019 9:55 AM To: Cc: Margaret Thornton < Subject: revised Invoice for parts Here is the revised invoice for the parts that have been delivered. Justin Houston I Program Manager FBOP Contracts SigNet Technologies I Convergint Federal Solutions 12300 Kiln Ct Suite E, Beltsville, MD 20705 This e-mail and any attachments to it are intended only for the Identified recipients. It may contain proprietary or otherwise legally protected information of SigNet Technologies. Inc. Any unauthorized use or disclosure of this communication is strictly prohibited. If you have received this communication in error. please notify the sender and delete or otherwise destroy the e-mail and all attachments immediately. EFTA00126285