Pennants:
Get a "Gold" in the following tasks to unlock the corresponding pennant:

#3: All-Madden Chase and Tackle drill.
#28: All-Madden Coffin Corner drill.
#36: All-Madden Ground Attack drill.
#40: All-Madden Precision Passing drill.
#52: All-Madden Swat Ball drill.
#96: All-Madden Trench Fight drill.
#58: All-Madden Clutch Kicking drill.
#16: All-Madden Pocket Presence drill.
#194: Chase and Tackle drill.
#195: Ground Attack drill.
#197: Clutch Kicking drill.
#199: Swat Ball drill.
#208: Pocket Presence drill.
#209: Trench Fight drill.
#210: Precision Passing drill.
#211: Coffin Corner drill.

Interview questions:
In NFL Superstar, choose your answers to interview questions wisely. The answers will affect your personality type and most endorsement companies want a player with a more conservative personality type, such as "Team Leader" or "Professional".

Cheats:
Go to My Madden at the menu, select My Madden, then go to Madden Cards. Select Madden Codes. Enter one of the following case-sensitive codes to unlock the corresponding cheat:

555128 - All Stadiums
614897 - Classic Teams
5E8H1A - Donovan McNabb Gold Card

NFL Superstar mode: New apartment:
If you win a Super Bowl and are inducted to the Pro Bowl, you will move into a new apartment.

NFL Superstar mode: Switching teams:
When you become a key player to a team, you can upgrade to an excellent agent. Then, after two seasons you can resign with almost any team you desire

Sign created player with high attributes for three years:
When you create a player, make him a free agent. Then, get his attributes up to 75. Next, sign the player for any team desired. Go to that team's rosters and edit his attributes. You can make it as high as 99. When you go to franchise mode with
the team the player you created will be on the team with a contract
for three years.