NYC filter: tips for swiping a MetroCard? [more inside]
posted by anonymous on Oct 13, 2009 - 23 answers

Why are taxi fare structures so complicated? [more inside]
posted by cilantro on Jul 5, 2009 - 10 answers

I need to travel the weekend after Christmas, returning the weekend after New Years. Am I likely to find cheaper air fares if I wait? [more inside]
posted by blueshammer on Oct 2, 2008 - 3 answers

What are the "tricks of the trade" when it comes to getting the cheapest airfare possible? [more inside]
posted by mi6op on Nov 1, 2006 - 9 answers

Airfarefilter. I already know the dates for a trip next August. It's possible to drive (approx 12 hours), and we did drive this year, but it might be nice to fly instead. Clearly its not possible to book flights this far in advance, but starting the search for low fares early should have some advantage. What are some good strategies for finding low airfares and when should I start to implement them? [more inside]
posted by Karmakaze on Aug 27, 2004 - 13 answers