If you want to make contributions, it's easy you can do the next:

Send a post card from your city to: Cederik L. De León Isidro Huarte No. 650 Col. Centro CP. 58000 Morelia, Michoacán MÉXICO

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Your comments:

I like the program I don't like the program I preffer to use the command line It's good to me It's not good to me