1. 20%
2. Hit the blue ? Top right of league table. Rewards are there.
3. Save all the rest packs you can. Identify fast trainers next season, use rests on them only.
4. Don't know, but it doesn't matter too much.
5. Keep as many players in your squad as you can for the training bonus. As Nordeus buys all players put on auction you can sell whenever you need to.
6. 2 games per day most days if you stay in all 3 competitions.