Remember, you don't need to live in a district to help a candidate win.
Make sure that anyone you know that does live in the district votes.
Contribute to the campaign. In local campaigns, even $5.00 is a big help.
Volunteer.
Here's the link to John Marino's campaign website:
http://www.marinoforsenate.com/Marino's last campaign meeting was held at TrinityTactical/Guns & Gold in Middletown.
I'm guessing that he might be just a little more 2A friendly that his opponent.