There's a few factors to consider.
1. Does she need to clear the debt in a short time?
2. Has she done it before? (If she's a virgin, please PM me
)
Even if she decided to go into this line, there are also various factors that determine whether she can make $.
1. Her attitude n service.
2. Her calling price.
It's a consumer's market now. If she's no good, she will not have any business.