It seems you need to read the passage. Sorry but please include a text.
Mildred is worried about being caught with books because they are against the law. She doesn't want her house burned down and sees Montag's actions as foolhardy. These actions show Mildred as a law abiding citizen who conforms to the dictates of the law
Companies usually like this reach out to you if you want to get signed up with them. You have to release songs and get recognized. Based on your talent and singing or rapping rate is how you get in.