Seventh Sense is a tool that helps optimize email delivery for businesses using HubSpot or Marketo. It uses advanced algorithms and techniques to analyze your email campaigns and identify the best times to send emails to your audience. By optimizing email send times, you can increase the chances of your emails being opened and read, improving the effectiveness of your marketing efforts. Whether you're a business owner, a marketer, or anyone else who wants to improve the performance of their email campaigns, Seventh Sense is a valuable resource to help you achieve your goals. If you want to optimize email delivery for HubSpot or Marketo, Seventh Sense is a tool to consider.