How strict is JetBlue with personal item

So how strict is JetBlue with personal items? And is JetBlue really strict with its personal item size? JetBlue is slightly strict about its personal item size, especially on busy flights. The personal item must not exceed the following dimensions: 17” x 13” x 8” (43.2 x 33 x 20.32 cm), so it can fit … Read more