Hello, @danielle211278. Thanks for contacting us. After calling the Sprint Credit Team and passing the manual credit check, you'll need to wait 60 days from the date of the review to apply for BoostUP! again. If you have any question, just let us know.
Hello, danielle211278. Thanks for reaching out to us. The letter received is to explain the reason why the attempts made to purchase a phone using BoostUP! have failed. The letter should include the toll-free number to contact the Sprint Credit Team so they can review your information. Please contact them and explain them the situation, then reach us back to let us know the resolution. If you have any question, just let us know.