Question

Where did lencho drop his letter

Answer 1

Lencho dropped the letter in the mailbox at the post office...

Answer 2

Lencho dropped his letter at a post office. At the post office, a postmaster read the letter and was touched by the immense faith of Lenchd.

He then took matters into his hands and send money to Lencho after collecting it from the office.

In return, Lencho wrote again showing his gratitude towards unknown to the truth.