Those people in the poor communities generally do not have educations past high school if they get that far. This is why if they are literate and speak proper English they will get farther than those who still speak in slang terms. Those who can t afford college find a job where they can make money, which requires a job interview. If they handle themselves well and speak properly are more likely to acquire that position. Those who can afford college and finish have degrees that qualify them for numerous jobs that could not be obtained with out this education.
Many colleges even help graduated students find jobs.
Vast amounts of information are reaching more people than ever before possile. Anything a person needs information on is available at the click of a button. The Internet is the new frontier of literacy. Once a person is literate they have total access to any information they would need or want to know. This type of literacy has become the basis for many communities.