Hello all:

I would like to require that a user upload an attachment to opportunities before being able to set them to Closed - Won. I am unsure how to implement this in APEX.

Any guidance would be greatly appreciated.

Thanks.

Hello all:

I would like to require that a user upload an attachment to opportunities before being able to set them to Closed - Won. I am unsure how to implement this in APEX.

Any guidance would be greatly appreciated.

Thanks.