Context: After this , I began to join more affiliate programs , and test more offers . I currently have around 15 campaigns running , and now it seems it 's only a matter of testing around until you find something that works . You will lose money though , as risk is part of the game .

Question: What may be the reason for losing money ?
Options:
0. Spending too much money .
1. Campaigning for something that is worth it .
2. Making mistakes and taking chances .
3. Buying support from other people .
Answer: 2