In order for this letter to be legitimate, it must be accompanied by a financial institution statement of the sponsor, no older than three months. Proof of lodging.A doc that shows where you’ll be accommodated throughout your keep in Schengen. This might be a hotel reserving, a rental agreement, ora letter of invitationfrom a host at whose home you could be staying. Department of Commercemanages this web site to promote and facilitate enterprise investment within the United States. If payment includes journey related expenses/reimbursements, please learn and follow UW Policy Payment for Services and Travel and Expense Reimbursement for Non-employees.