Here are some useful tips on alliances for you:

What is an alliance for?
Alliance help you to compete with other players to get valuable prizes and the best planes in the game as rewards.

How do alliances work?
Players join together and try to transport as many passengers as possible in a week. Upon summarizing the results, members of the most active alliances get valuable prizes and an opportunity to receive one of the most high-speed planes! Besides, alliances help to increase your in-game level.

How do I create an alliance?
In order to create your own alliance you'll need an Airline Alliance HQ, which is available in the game Store in the Airport Buildings tab. When the construction is ready, you can establish an alliance:
1. Press the Sociality button (the one with three people) in the lower menu of the game
2. Then tap on the button with a uniform cap to open the Alliances menu
3. Use the Create an alliance option
4. Choose your alliance's title and badge
5. Complete the procedure by pressing the Create an Alliance button

How do I manage my alliance?
You can lead your alliance with the help of its menu. To open it, press the Sociality button and then tap on the one with a uniform cap:
1. The Alliance tab of the menu shows your alliance reputation, rank last week, number of members, and the passengers you've carried during the current week.
2. The My Requests tab allows you to invite your neighbors to join your alliance and check requests to become a member. The number of participants depends on your alliance's level: at level 1 it can consist of 4 members, but the number will grow as your team evolves. The maximum number of alliance members is 12.
3. The Manage tab is there for you to govern your alliance. Here you can see its members and assemble your team.

How do I join an alliance?
You can do that with the help of the Alliances menu: press the Sociality button and then tap on the one with a uniform cap. Then choose the Join an Alliance option:
1. You'll see a randomly assembled list of alliances you can join. Choose a team and send a request to become a member.
2. To join a specific alliance, choose the Find an Alliance tab, enter its title, and send a request.

How do I transport passengers?
You can transport them in any flight that is available for you. All of them will be counted during the competition.

How do the ratings work?
Ratings are formed according to the number of passengers transferred. The more passengers that are transported by alliance members in a race, the higher they come in the flight ratings.

How do I earn reputation points?
You earn reputation points as a reward for completing weekly alliance tasks. The higher the completion rate is, the bigger the reward that you get. No reputation points are given for participation in alliance ratings.