Kagi are a long established and reputable organisation who act for hundreds of shareware authors. If you have any concerns about confidentiality or security then go to the Kagi website to find out more about the organisation. The answer to your query may be found in their FAQ for buyers . Note that KAGI sometimes do not accept a freemail email address if geographical address verification of a credit card can't be done. If Kagi say this is a problem then consider sending cash as detailed below.
Registered mail is recommended.
I'll email you back the reg code so enclose your email address. An alternative to cash is an international money order or cheque. These should be in either English Pounds or Euros. If after paying for the software no registration code is received within a reasonable period of time then send me an e-mail . The policy on new revisions of products Products are regularly updated with new features.