As an English teacher, there are many ways to invest in yourself and enhance your skills and knowledge. Here are some suggestions:

1. Attend professional development workshops and conferences: There are many workshops and conferences available for English teachers to attend. These events offer opportunities to learn from experts in the field, network with other educators, and gain new ideas and strategies for teaching. Some examples of conferences for English teachers include the National Council of Teachers of English (NCTE) Annual Convention and the International Literacy Association (ILA) Conference.

2. Pursue a graduate degree or certificate: Pursuing a graduate degree or certificate in English education or a related field can provide you with a deeper understanding of the subject matter and help you stay up-to-date with the latest research and best practices. Some examples of graduate programs for English teachers include the Master of Arts in Teaching (MAT) in English Education and the Master of Education (M.Ed.) in Language and Literacy.

3. Join a professional organization: Joining a professional organization such as the NCTE or the ILA can provide you with access to resources, publications, and networking opportunities with other English teachers. These organizations also offer professional development opportunities and advocacy for the profession.

4. Read professional literature: Reading professional literature such as journals, books, and articles can help you stay current with the latest research and trends in English education. Some examples of professional literature for English teachers include the Journal of Adolescent and Adult Literacy and Teaching English in the Two-Year College.

5. Participate in online communities: Participating in online communities such as Twitter chats or Facebook groups can provide you with opportunities to connect with other English teachers, share ideas and resources, and learn from others in the field.

Investing in yourself as an English teacher can help you become a more effective educator, enhance your career opportunities, and ultimately benefit your students.