Step one: don’t block our email address if you want a reply to your question…
Step two: read this.
Step three: enclosing postage if you live outside of the UK is easy. You can buy international reply coupons at your local post office and send them along with your letter and your pictures:
If you take your envelope with you, they can tell you exactly how many coupons you’ll need to send along. Same procedure for every other country outside of the UK.