[SOLVED] If logic - Check if value is present?

[shabbysquire]

Most likely a simple solution to this.

In IF logic I need to check if a value is present, i.e. if value present = good, no present value = bad.

How do I achieve this?

 

[bigcajones]

'{-Variable.YourVariable-}'=='' means BAD

 

[shabbysquire]

Thanks again!