ConversionSweeper is a lead source analytics and management software. It tracks leads by source, medium, campaign, and search terms; going beyond Google Analytics by identifying the source of your highest quality leads.
Gmail is a free, advertising-supported email service offered as part of Google's G Suite, with 15GB of storage, color-coded inbox filters and unsend button.
Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.