Just as some of us are feeling that shrinking feeling in our wallets while we await our yearly tax return refunds, NFL teams are starting to feel the pinch that comes with making sure they’re under the NFL salary cap before free agency officially begins. By the time NFL free agency begins on March 11th, teams are required to be under the projected $127 million salary cap. This is the time of year that number geeks who are also football geeks live for. Each team will need to save themselves anywhere from $3 million to upwards of $8 million in cap space in addition to getting down under the cap if they are already over it, in order to be able to sign their draft class. Which teams are the most strapped for cap space?