Title: First Class Mail Challenge: Finding Zip Code from a Picture

Introduction:
In this write-up, we will explore the First Class Mail challenge where the goal is to find the zip code of a location based on a picture posted by John. By analyzing the information provided and leveraging search engines, we can easily determine the zip code associated with the given location. Let's dive into the solution!

Challenge Details:

Challenge Type: First Class Mail
Task: Find the zip code of the location in John's picture
Additional Information: John's location is described as the West Loop neighborhood in Chicago, near Italian restaurants.
Solution:

Analyzing the Information:
We start by examining the details provided. John mentions that the picture he posted is of a location in the West Loop neighborhood of Chicago, which is known for its Italian restaurants.

Using Search Engines:
We can utilize search engines like Google to search for the zip code associated with the West Loop neighborhood in Chicago. By inputting "West Loop Chicago zip code" or a similar query, we can easily obtain the desired information.

Finding the Zip Code:
After performing the search, the search engine results should display the zip code for the West Loop neighborhood. In this case, the obtained zip code is 60661.

Flag:
As per the challenge instructions, the flag to be submitted is: uiuctf{60661}.

Conclusion:
By leveraging the details provided in the challenge and using search engines to find the zip code associated with the West Loop neighborhood in Chicago, we successfully completed the First Class Mail challenge. The flag obtained was "uiuctf{60661}". This exercise highlights the importance of effectively utilizing available resources to solve challenges efficiently.