L422Y

1. Open your subscriptions page:

https://www.amazon.com/auto-deliveries/subscriptionList?shipId=mpkmmwlssrkq&ref_=mys_nav_op_D

2. Paste into devtools console
3. Wait a few moments, and then refresh/repeat for any additional pages
4. Confirm by checking to see if you've received cancellation emails

genffy

// ==UserScript==
// @name         remove-gray
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  remove gray theme
// @author       You
// @match        *://*/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=tampermonkey.net
// @grant      GM_addStyle
// ==/UserScript==

Gustavo-Kuze

javascript:(function(){
  allowCopyAndPaste = function(e){
  e.stopImmediatePropagation();
  return true;
  };
  document.addEventListener('copy', allowCopyAndPaste, true);
  document.addEventListener('paste', allowCopyAndPaste, true);
  document.addEventListener('onpaste', allowCopyAndPaste, true);
})(); 

pavlov99

// Based on following links:
// http://andrew.hedges.name/experiments/haversine/
// http://www.movable-type.co.uk/scripts/latlong.html
df
  .withColumn("a", pow(sin(toRadians($"destination_latitude" - $"origin_latitude") / 2), 2) + cos(toRadians($"origin_latitude")) * cos(toRadians($"destination_latitude")) * pow(sin(toRadians($"destination_longitude" - $"origin_longitude") / 2), 2))
  .withColumn("distance", atan2(sqrt($"a"), sqrt(-$"a" + 1)) * 2 * 6371)

>>>
+--------------+-------------------+-------------+----------------+---------------+----------------+--------------------+---------------------+--------------------+------------------+
|origin_airport|destination_airport|  origin_city|destination_city|origin_latitude|origin_longitude|destination_latitude|destination_longitude|                   a|          distance|