1) Article, Recipe, Meal, Store system are fine, they will get a better look when the site gets a better look.
2) Adding a body pic (front and back), muscles get highlighted when you move cursor at specific body part (like biceps, triceps, lats, rhombhoids, calves, quads, etc) in detail (like bicep has long and short head, etc) and when you click on specific body part the exercises open up for that body part.
3) Exercise database with search filters (like compound, isolation, equipment used like cable, dumbbell, barbell, etc) and also with demo videos or pictures and also with a pic to specify which part of the muscle group the exercise targets. (upto you guys to keep it for gold too or for just platinum, this may exist at the moment for platinum but i don't know). This is where members can rate and comment on that exercise.
example - Exercise: Barbell Flat Bench Press
Type: Compound
Primary Muscle worked: Chest
Secondary Muscle: Triceps, Shoulders
Equipment: Barbell, Bench
Rating: 9.5/10 (55 ratings)
and below this a video demo or thumbnails (or Both) showing the correct movement of the exercise.
and below this demo a picture of the body highlighting the Primary muscle worked (highlighted in red) and Secondary muscle worked ( highlighted in blue)
4) top 10 supplements category, where people rate different type of supplements and different type of brands of a specific supplement (like rating the exercise section) like whey protein (ON, BSN, MusclePharm, etc), creatine, BCAA, fatburners, etc.