How to Use Iron Goal Ink Without Ruining Your Pens

You need to get your nib tuned if you're unhappy with the way the nib feels. A lot of companies make iron goll inks for fountain pens. You just have to think about when you're not using that pen, you don't want it sitting for like two weeks without being used. Jim asks, I just got my first bottle of iron goal ink, but I'm a little nervous about how it could affect my fountain pens. Do you have any suggestions about how to successfully use it without ruining them?