Description du projet
1. Go into the group and join it by clicking "join the group".
2. Send out invitations to join this group to your friends. You have to invite 20 people to the group. When you do, you will see the sign that 20 people have already been invited.
3. In the report, list the people you invited.
20 people 10 rubles.
for 400 people 200 rubles ...