ETA Field Validation

Question

I have a list which has an ETA data/time control. I'm trying to figure out a way to prevent users from entering a date which is before the current date/time?

Answer 1

Batman,

This should help:
How to Validate a Due Date in a SharePoint 2010 List

In short use Column Validations in Column Settings, a short formula can be:

[Due Date] > Today()