It varies between each offer.
Yes. As long as there is offers you can complete as many as you like.
No. Using multiple accounts will get you banned from using it in the future. Trying to bypass this may lead to your account being banned from our site.
If you didn't provide vaild information during the survey it won't count as a vaild offer, However if you did provide vaild information and still didn't receive the coins you will need to contact the offer wall company as this is beyond our control.
If you cannot see any offers this may be due to the location you are in.