I think I can safely say that one of the most important tools in the office is the correction fluid. Why, it's because everybody makes a mistake that we have to correct is we want to things to go well. For pencils the answer is a block of eraser, but for ink, the answer is correction fluid. Just open and brush the white ink over the error and wait until it dries up and write over it. The error is gone!
However, there are somethings that I do not like about correction fluid. Having to wait for it is one. What if the erasure should be made immediately and yet you cannot write over the error since the ink is still drying up? What's more is that when you don't brush on the error well, the texture won't be smooth and suitable for writing over.
These are just small concerns, but that is not an excuse to try and address these concerns, right? Well, the answer to this problem with correction fluid is simply a correction pen. Much like correction fluid, correction pens cover an error and may be written over. Both are colored white for easy writing. Unlike correction fluid, on the other hand, you do not have to wait for the tape-like substance from the correction pen to dry up. Furthermore, the 'terrain' is even so that you won't have to write on 'mountains'. For your correction pen needs, use only the trusted brands like Pentel and its Pentel Presto! correction pen refills.
Save our planet. Conserve paper. Don't throw paper away just because you see a single mistake. Use a correction pen instead.