That's the main point, to determine whether the gift is going well or has value.
Next thing you need to consider.
• Research the Team.
• Learn About the Leadership.
• Get to Know the Community.
• Understand the Technology.
• Understand the Vision.
• Review the Road Map.
After you have confirmed everything above, you just need to wait for the prize from the project you are promoting, whether it will have good value in the market or not be worth anything at all.
A prize project is like opening a business, if your business has a lot of interest, your project will progress and vice versa without any selling point, aka a scam.