To receive this bonus you have to invite from 100 active partners to lines from 1th to 3rd.
You get a T-Shirt and 100 Dollars in to your account.
Next mission is: Metropolis 500+, To receive this bonus you must invite from 500 active partners to lines from 1th to 5th. Gets you 650 Dollars extra in your account.
Join here: https://ethtrade.org/lp1/248170?en