Consider your current level of knowledge and experience when choosing an AAT course best it courses. If you are new to accounting, start with a Foundation course.AAT courses are a great way to jumpstart your accounting career or advance your accounting skills aat level 3 course. London has several reputable institutions that offer AAT courses, including Kaplan Financial, BPP, and City Lit. When choosing an AAT course, consider the level, accreditation, course delivery, and cost. With the right AAT course, you can gain practical skills, a recognized qualification, and advance your career in the accounting industry.