No. Free to play members can obtain random weapons from drops, but cannot trade them.
c:\program files\steam\steamapps\[username]\team fortress 2\tf\materials\models\weapons\
No
yes
Restoring your computer will not affect your items in Team Fortress 2 in any way. All items are stored to your Steam Account through Steam-Cloud.
Not yet.
not really, no.
there are 37 including cloaking and engineering stuff like that too
no
Playing the game, will give you drop items/weapons and achievement items/weapons. You can also craft, trade, or purchase items and weapons.
There are several websites where you can advertise a trade. Simply tell as many as possibly what you are selling and invite them to trade on Steam. Please note that trading is very limited without a premium account.
In TF2 you earn items by playing for a randomly generated amount of time, there is a tiny chance of earning a hat every time the timer hits "0" but you usually get an item. There is no specific task you must complete to earn the flare gun. Here are the several ways you can obtain it.Random drop (every once in a while, you get a random item for free, there's always a chance you'll get the Flare Gun)Buy it from the Mann co. shop. (not recommended)Earn 10 pyro achievements.Get it through trading.
Team Fortress Classic and Team Fortress 2 is developed by Valve Inc.