The amount of money you can make on Vindale Research depends on the number of surveys you complete. In some sites, there are only a few surveys available. Sometimes on Vindale Research, there can be even more than 30 surveys in a day. The surveys you are eligible to participate in will mainly depend on your demographics. On average, most of the surveys are worth between $0.25 and $1.50. However, some surveys are worth even more. There are various things you can do to know when new surveys are added. For example, you can keep checking the website every time for uploads. Also, Vindale Research has a Chrome extension that will alert you when a new survey is posted.