1. You asked for help with Fourier transform and Fourier series problems and want me to track your preferred solving methods. 2. Please send me a specific problem or your preferred method for solving Fourier transform or Fourier series problems. 3. Once you provide a problem or method, I will solve the first problem you send using your chosen approach with detailed steps. 4. This way, I can tailor explanations and solutions exactly to your preferred style. Please send your first Fourier transform or Fourier series problem or your preferred solving method now.