Wait for 2-3 days, then contact your new downline and ask them visit www.sfimg.com/FT
Explain to them the lifelong benefits and say that you don't compeled them to go for the FT! There's a time limit of 10 days to achieve the FT. Say that's the only reason you contact them now to give them a gentle reminder.
Remind them early about FT is helpful for those who are financially weak to plan a purchase before the deadline.