Double Xp in Private Match [MW2]
This is a tutorial on how to get Double XP in a private match in Call of Duty MW2.

Step 1. Player A creates a game lobby.
Step 2. Player B joins the game lobby.
Step 3. Player A clicks on find game then click on Third Person Team Tactical.
Step 4. Player A and B waits until you are at the screen looking for more members.
Step 5. Player A backs out to the game lobby.
Step 6. Player B follows them back to the game lobby.
Step 7. Player A clicks on private match.
Step 8. Player A switches the gametype to Search and Destroy.
Step 9. Player A switches the map to Rust.
Step 10. Player A starts the private match.
Step 11. Player A goes to their friend's list or recent player's and joins someone's game by clicking "Join Session in Progress."
Step 12. The host will "migrate" to Person 2.
Step 13. Player B clicks "Start" and clicks on "End Game."
Step 14. Player B invites Person 1 back to the game.
Step 15. Players A/B invite players to the game to boost with.
Step 16. Player B (Now the host of the lobby) clicks on "Callsign and Killstreaks" and then clicks on "Clan Tag."
Step 17. Player B switches their clan tag to something new and the game lobby screen will change.
Step 18. Player B clicks on "Find Match" and scrolls down to "3rd Person Cage Match" but does not click on it. Instead, hover over it for one to two seconds and then hit "B" on your controller to go back to the game lobby screen.
Step 19. The game will now start to countdown, you might not be able to see it, but it will be apparent by the "ticking" noise in the background.
Step 20. Player B go to your friend's list or recent player's and join someone's game by clicking "Join Session in Progress."
Step 21. The host will now migrate again to a random person in the game.
Step 22. Invite Player B back to the game.
Step 23. Arm the bomb with about 10 seconds left to maximize the time per round, and disarm it with about 10 seconds left.
Step 24. Once the next round begins, all points gained will be doubled (including xp gained from Riot Boosting).
Step 25. Once the game ends, not an individual round, but the whole entire game, you must repeat all of the steps as it will not work the next game you play. Once you get memorize the steps, it only takes 2-3 minutes to perform all the needs tasks.