CRM in a Spreadsheet

A simple sheet to organize your sales, plus:

•    Set reminders
     Set appointments
     Sync to your calendar
     Send e-mails
     Attach files
     Filter rows by date/text/etc.
     View your "ToDo" rows - your tasks
     Copy data to calendar
     Open customer from calendar
     Log e-mails in spreadsheet
     Collaborate
     A lot more!