Here is a video of said umbrella lockers: https://www.youtube.com/watch?v=bjTwPII-mxk https://www.youtube.com/watch?v=bjTwPII-mxk With many people using the s

Here is a video of said umbrella lockers: https://www.youtube.com/watch?v=bjTwPII-mxk https://www.youtube.com/watch?v=bjTwPII-mxk With many people using the same cheap plastic umbrella it is very difficult to tell which one is yours. I have had quite a few umbrellas "taken by mistake". How much "taking by mistake" is a euphemism for "stealing", well, I'll let you be the judge. My hack: attach a small key to your umbrella handle. Many people will think twice about taking a key.