Abstract: Disclosed herein is a method of manufacturing a wire. The method comprises skiving a metal rod to produce a wire that is substantially devoid of carbonaceous contamination. A circumferential surface layer of the wire that contains embedded carbon contamination is removed during the skiving. The metal rod and the wire comprise a precious metal.

Abstract: A computing system of a provider includes a network interface, a database that can store expense information of the provider, and one or more processors and a memory structured to store instructions that are executable to cause the one or more processors to receive a request to submit an invoice for an expense reimbursement, query a camera device of a first user device to scan the invoice, receive image data of the invoice based on the scan, extract a plurality of data elements of the image data of the invoice, compare the plurality of data elements with the stored expense information of the provider, determine that at least one data element of the plurality of data elements meets an alert criteria, store the plurality of data elements of the invoice in the database, and transmit, to a second user device, a notification including an indication to review the invoice.