http://bazaarboom567hsuxjspmwurpl7lyx23p7r2byg22vwfhv5yubvvezid.onion/faq/for-vendors/dead-drops-guide
A buyer, who came to a location on coordinates, has two such pictures as in examples below, instantly determines the location of a shallow drop. In order to make an accurate explanation, you need to sign it as follows: „In the gap, sprinkled with leaves, red packaging“ The first picture shows the overall location, allows the buyer to navigate the locations.