Embassy invoice

I've had about enough with this place. Customer service is up to no good. I've received my passport everything but now that I want a simple embassy invoice and not receipt. I'm currently working abroad and by emailing them is the only way. I've sent over 20 emails and still no response. Quick to take your money but not quick to give what is owed to you. If you work on crew ships they should know by now what you need…