There's plenty of campaign around, but what's the red flag that I need to watch out for when I'm about to join a campaign?
you need to do as the campaigns say in their requirements like no spamming not getting banned or not getting negative trust score they vary so read them carefully some helpful info.your user id is the bold number here
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you can find it by click on your name when you posted something.you're rank goes up based on info in link below
https://bitcointalksearch.org/topic/forum-rankspositionsbadges-what-do-those-shiny-coins-under-my-name-mean-178608
and lastly try using original qt or command line wallet for joining campaigns its safer and they might need you to sign something from your wallet.