This document discusses language portfolios and their benefits. It provides information on the Common European Framework of Reference for Languages, which establishes common levels for linguistic fluency. A portfolio is defined as a collection of a student's work that demonstrates their skills and achievements across subjects. Portfolios have benefits for both teachers and students by encouraging self-directed learning and motivating students. The document outlines several phases to developing an effective portfolio, including selection of materials, organization, and reflection. Portfolios can also be electronic and provide experience with technology skills while demonstrating a student's progress.