What are some examples of dialectical differences that exist that are unexpected for the regional areas one may live in

ASHA position policy recognizes that General American English is a dialect. It is the most spoken of the recognized dialects in this country. Current state of the art practice, however, reflects that practitioners in speech language pathology do not refer to GAE in an explicit manner, mostly recognizing the other varying dialects when we practice. Explore this premise and topic utilizing the following details:
what dialects do exist in this country
what are some examples of dialectical differences that exist that are unexpected for the regional areas one may live in
how has there been acceptance of varying dialects versus GAE or not in various parts of the United States
how has the media changed views on having to speak GAE
what personal positive experiences or negatives ones, have you as an individual or persons you know/related to, had in speaking a regional dialect