Departments & Offices Supply Chain Services buyW&M Announcements buyW&M Punchout Invoicing In This SectionbuyW&MOverviewVendorsDepartmentsQuick LinksFAQAnnouncements URL: https://buy.wm.edu Contact: buywm@wm.edu Summary buyW&M Punchout Invoice Reminder Full Description Reminder that punchout orders to vendors that have a punchout catalog in buyW&M do not require a manual addition of an invoice. Please refer to the buyW&M punchout invoice reminder for more information.