How to send 1000 emails per day using gmail

Hello,
i recently got my email ids for marketing in txt file . i am using different tools for sending email using gmail account . the problem is after sending 30 -40 mails it says daily sending quota exceed.i know i am asking a stupid question but i am really new at this e-marketing stuff and i start this for my own webs so my question is what is the best way to send out 1000+ emails per day either using gmail google group account because i received marketing mails from the google group too…
How to send 1000 emails per day using gmail

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