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Need help or have a question, use the chat function at the bottom right of your screen. If a customer service member is not available please send us a message and we will get back to you as soon as possible. Please don't forget to include your email address. You can also email us at info@marktsq.com. For emails during business hours our response time is 1 to 2 hours. For a faster response you can also call 314 409 5101.