Hi there, @nzer1 
Hope you don’t mind but I’ve moved your post from that really old topic out into a new topic so that we can address it separately.
Filter has a Greater than rule condition that you could potentially use to ensure that the Zap only continues if the value in the column of the row that triggered the Zap is greater than zero. You can learn more about the different rule conditions here: Filter and path rules in Zaps.
Can you give that a try and let me know if that does the trick?
Sammy, can you seen thro the new topic that my question is in