They are so many NTI people here. Just wait a while, they will
come and serve you.
One very important thing to note is that money in your pocket
belongs to you. If you take it out and give it to them (for
whatever reasons), then the money is no more yours.
So long you do not sign any document or take out your money to pay
for anything, then you are OK.
It is good to attend a lot of these talks, presentations or
whatever (when you are free and nothing to do). The atmosphere and
feeling can be much stronger than the most charismatic
churches.