All good advice Tiny. Start slow, get faster, sprint finish! I'm on week5 of mesocycle 5 of my last marathon, then I have one week gap before the next schedule starts.
Ok - just make sure you get enough sleep as the mileage starts building up...I remember last summer I did a lot of my running before work (not silly time like you though) and I was really tired every evening and felt ready for bed by 9.