Online degrees have become plentiful, but finding a school where you can earn an AA, BA, BS, or MBA online is still a challenge for working adults. This is how to do it.

[edit] Steps

Decide what type of degree that you'd like to pursue.
Use a search engine like Google to search on schools that offer that degree. You can also check out online directories like to investigate programs about that degree.
Read lots of info about the program to make sure that it's what you want to do. Find out what pre-requisite classes that you'll need to take along with the actual online program.
Learn about asynchronous versus synchronous learning. Synchronous learning allows for real-time interaction online while an asynchronous class allows for more flexibility with when you can sit down and work onclass work.
Find out about the school's certification/accreditation. You can check with the Council for Higher Education Accreditation (www.chea.org). The Distance Education and Training Council typically handles much of online school accreditation.
After thoroughly researching your choices, contact your schools. Fill out forms for their schools at the Web sites you've found. Once again, a directory of schools can help you here.
A school representative will contact you and walk you through the process of enrollment
Get started going to class and earn that degree!

[edit] Warnings

Diploma mills. Keep an eye out for places that just send you a diploma for a sum of money. Ultimately, they're not worth the expense and can be a career hazard if an employer finds out that you have a bad diploma.
Read more about diploma mills and avoiding fake degrees.