1. wash/wax if going under a car cover
2. replace the oil
3. flush the radiator, replace with new coolant
4. flush brake fluid/clutch fluid
5. full tank of gas w/ dry-gas additive
6. put car on jackstands, put something under wheels so shocks aren't fully extended -OR- since its only 1.5 months, i'm sure it'll be fine just sitting on the tires
7. disconnect negative battery cable
8. crack a window!