1. Check if they have a website
if they have one or kahit wala search it in google if they are scammers, for payment, sabihin mo xoom, kasi parang western union din naman yung xoom payment, nung ng umpisa ako sa work at home akala ko din na sscam ako , pero sa umpisa lang yun, pagka kumikita ka na ayos na yun, i have tried paid per click ads like neyobux ata yun, i earned $5 for 6 months, lol... mag online job ka na lang,,