I paid to have Flexispy installed on my phone too and to have it rooted. Its important to know, before you book this, it is not done by Flexispy, just some third party company and they just dont really care, they want to put it on your phone as fast as possible and dont care after that.
In the end I fixed all their mistakes myself (luckily I have done this before) - Putting Flexispy (or any other tracking program) onto a phone is not for the faint hearted. Don't expect it to work first time, you need to spend a couple of weeks tweaking things before it works, its a steep learning curve, t