Bronze - Marathon Level 2

Courtney Kitchen's Marathon Training Plan - Level 2
 
Marathon Level 2 is for you if:
You are either a first-time marathoner with a decent background in running or looking to improve your marathon time.
You have at least 1-2 years of experience running consistently. 
You are comfortable running 25-45 miles/week.
You have some experience with speed, interval, tempo, etc. workouts.
You have a specific time goal.
You are able to complete a 10-12-mile-long run prior to starting the plan.
 
This Training Plan Includes:
20-week plan to prepare for a marathon, including a base building phase, speed building phase, marathon specific phase & taper phase
Starts at ~26 miles/week & gradually increases to ~50 miles/week.
5-6 total runs/week
1-2 speed/interval workouts/week or 1 speed/interval workout + 1 long run workout.
Detailed notes explaining how to execute runs properly.