get good people and go play with them in either team slayer or swat if u have a 35 skill or higher in either slayer or swat add me (aus finger)
Hacking or killing
Play online
The fastest way to rank up is to boost in campaign. Search "halo reach campaign boosting" on youtube =)
You have to rank up levels on xbox live. that's the only way.
Rank up to Lt.col in halo reach
Rank up. There are no shortcuts.
rank up to brigadier and buy it for 300,000 credits.
you have to rank up to seargent
Play a lot of Search and Destroy it is by far the easiest way to level up.
Yes you can. The easiest way to do it is to pick up the Focus Rifle in Forge, fire it and go into monitor mode.
You cannot loose rank. Once you obtain a rank up you cannot go back down.
Camp at every corner, hack every machine, and try to find a big daddy suit