Are Paid Surveys a Scam - Free Paid Survey Reviews

I took a $2 survey for Greenfield Online today. The survey took me about 15 minutes to complete. It was the first survey that I had qualified for from greenfield online in a while.

I have been a member of Greenfield online for about 2 months and 2 weeks. In total I have so far made $11 taking paid surveys with them and have been paid by them. I have received many paid survey offers from them ranging in value from sweepstakes entries to $10 for a single survey [...]

I have not written on here for a couple of days since I have been a little busy with other things. When I checked my email I had about 3 cash paid surveys from greenfield online. One for $5 one for $6 and one for $1.
I decided to take the two surveys for larger amounts, [...]

Today I had an email from greenfield online indicating that they wanted me to take part in a paid survey for $1.
This is probably the 8th paid survey in a row that has paid cash. I am very impressed with the amount they are currently sending me.
I did not qualify to take this paid survey [...]

I was unable to do any paid surveys for a few days. When I got back I had about 6 emails from greenfield online. 4 of them were for sweepstakes entries and the other two were legitimate paid surveys, one for $7 and one for $12. They each said about 20 minutes would be long [...]

Today I had an invitation to take part in a $2 survey from greenfield online. It was supposed to take about a half hour. I started the survey and at the beginning they wanted me to download something related to the survey, but I decided not to take the survey since I did not want [...]

I recently have been getting more surveys from greenfield online that have been paying in cash. Today I received a $2 paid survey from them that was supposed to take around 30 minutes. I unfortunately did not qualify to take it, but was excited about getting two cash paid surveys two days in a row.

Greenfield Online sent me an $8 paid survey today that was supposed to take 20 minutes to complete. Unfortunately I did not qualify for this survey.

Today I had 2 emails in my inbox from greenfield online one was just informing me of new offers that they had, and the other one was for a $1 paid survey.
I opened up both emails and when I looked at the one for the $1 paid survey I noticed that it said it would [...]

Today I had an email from greenfield online in my inbox. It was an invitation to take part in a $3 paid survey. Unfortunately after answering about 3 questions I was informed that I did not qualify to take this survey. This is the first cash paid survey I had received an invitation to take [...]