what does contribute mean? worth of games?

value of the games you've gifted

for example if a contributor giveaway is $10 you must have gifted at least $10 in games

yes. creating a giveaway is CONTRIBUTING to this community. You're contribution value is how much your total giveaways are worth (bundle games are worth less and have a cap).

CV is nothing you should worry about or focus on.

Yes, in USA prices.

Well contributor value is,when u giveaway a game,for example worth 50$ ull get 50$ contrib value so u can enter giveaways that require 50$ and less Contributor Value,if ur giving away bundled games,u can get a maximum of 30$ from the bundled games.

It shows people how big your di*k is.