Aobux.com place to the Scam List due to under mention reason:-
I yet not receive my payment & Lots of non-paying complain in search engine
Paypal a/c banned
If this site pay in future, I will remove this site from Scam List
More other comment you find here :-
http://ptc-investigation.com/aobux.aspx

Registration Fees :- FREE
FREE MEMBER DETAILS
Ads per Day = 4+
Earn per Own Click = $0.01
Earn per Referrals Click = 30%
Direct Referrals Limit = 30

CASHOUT DETAILS (for free member)
Cashout Via = Paypal (not avaliable now), Alertpay
Cashout Waiting time = 7 days
Minimum Cashout =  $2.00

PREMIUM MEMBER DETAILS
Ads per Day = 10+
Earn per Own Click = $0.02
Earn Referrals Click = 100%
Upgrade Price = Start from $12.90

SITE DETAILS
Script = PTC Evolution
Created / Launch = Jan, 2011
Owner = http://whois.domaintools.com/aobux.com

POSITIVE FACTORS
Forum
Paying
All Countries Accepted
SSL verified site

NEGATIVE FACTORS
Paypal account foren
New Site
STOP PAYMENT

MIND IT
Test before you INVEST