Walking through a quiet gallery after hours is the best way to see art without the crowds. It feels personal and lets you actually look at the pieces instead of fighting for space.
Since these tours require booking in advance, you have a natural window to prepare. Use that time to get your money in order before the date of the event.
That 15-month intro window is a deadline, not a free pass. If you do not pay off the full $600 balance before the time is up, the lender will start charging interest on whatever is left over.