After completing few missions, white and red icons presenting explosion appear on your map. If you drive up to them on your bike, you can take part in a fight between gangs.
Arm yourself well before every event of this type. A machine gun can be very useful as well as assault gun (e.g. Kalashnikov). Don't forget the bulletproof waistcoat.
There's nothing difficult about it - drive up with your brothers to a place situated near enemies - bikers and start shooting. It is sensible to keep a long distance. It gives better opportunities for surviving of you men. Their lives are precious, because their combat skills develop with every fight.
By keeping your enemies in a longer distance, you and your people are in a safer situation
The most dangerous enemies are equipped with Molotov cocktails.
There are 25 attacks to perform. You get money for every single one. First you start with little amounts ($1250), then the rates grow $250.
The fights between gangs are great opportunities for developing combat abilities of Clay and Terry. If you take part in them, you work for achieving 'TLAD: Full Chat".