Incomplete or improperly filled out applications are returned without visas. Cash or personal checks are not acceptable. The amount of these fees vary from country to country. In the case of multiple applicants, payment of all MRVs may be consolidated in one check, and all reciprocity fees in another. However, you may not combine payments for both fees in one single check.
All transactions take place via U.S. mail or commercial courier.
Include a prepaid airbill for the carrier of your choice to return the documents to your. If you opt for the U.S. Postal Service, you must provide a stamped, self addressed envelope for the postal service of your choice. For safety reasons. U.S. Postal Inspectors recommend that passports sent via the U.S. Postal Service should be mailed in padded envelopes. If you make no provisions for the return of your documents, they will return them via ordinary surface mail.