Gabriel, I have to tell you- you are a nice person. Not everyone these days want to help their family. Way to go!
Anyways, good news for your sister-in-law!!!!!!!!!! YES, there is a way for her to stay home with her child and still make up to 5 figure a month. We have people on my team who are making $2,000-$2,000 per MONTH working part time. NO joke.
Have her take a look at www.YourDreamFuture.com
God bless!