Difference between iCalendar (.ics) and the vCalendar (.vcs)

Question

I want to send booking information through mail in an attachment to add in MS Outlook. Which format is better? Especially for MS Outlook 2003?

Answer 1

The VCS files can have its information coded in Quoted printable which is a nightmare. The above solution recommending "VCS to ICS Calendar Converter" is the way to go.