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Have you downloaded our Mobile Banking App? Guaranty State Mobile - It's SAFE, SIMPLE and SECURE!ATTN: You will NEVER receive an email from GSB&T asking you to update or change your password or personal information.Online Transfers and Payments issued prior to 6:00pm (Central Time)on a banking day will be posted to your account the same day.All transfers completed after 6:00pm (Central Time), or on a non-banking day, will be posted the following banking day.