I've been wrenching bicycles for years and I'm a huge fan of Park Tool gear.
Go to a bike shop (not MEC, Sport Chek, etc), buy a stand like this:
Then buy a decent tool kit as well :
The initial price is steep, but with both of these you can just toss them in the trunk of your car and wrench anywhere.
"Driving is like a narcotic, an addiction that can take over lives. It ruins people, breaks families apart, and even kills. Itís habit that needs to be fueled. Time, money, rationality, sweat, knuckle skin, and anyone who disapproves are of little importance to a driver, and are often overlooked. Hi, Iím Nelson, and Iím a drivaholic."