once you attack or fight someone.
It is given to you as a gift by your mafia.
the corporate muscle boost gives you an additional 35 attack to your personal character stats.. so this means that if you have 100 attack skill points in your stat, 135 attack will be used in your next fight.
use energy boost.
if you want to have more mafia members, join pimping services. they will boost your members in a day.
It is the regular people in your mafia that are very good or your friends that you put in your top mafia to boost all your stats.
Go to INVENTORY, then BOOST - a new feature! It's $2,000,000.
Actually there are different kinds of boosts, which you can add in different ways.
It signifies that the item is a consumable "boost" item.
You can earn the Motion Detector boost by re-vaulting the Paintings Collections (Capo Job tier). The other way is when a member of your mafia has the 'Give your mafia a free boost' gift screen pop up, and they send you one.
Boosts are used automatically. If you have Hot Coffee boost and you attack a certain player, your Hot Coffee boost will automatically be used and same with other boosts. or you can use Mafia Bot to collect thousands of boosts for you...
In Mafia Wars, boosts are items that can be consumed to grow your Mafia's attack/defense or to lower the energy used for certain actions. Do keep in mind that once you have used a boost, it is completely consumed and you will need another one to perform the same thing again.
No, there is no jail in Mafia Wars.