Welcome to PBTISD Parent Self Serve. If you are a new user, please complete your registration. If the data you provided matches the data in Frontline, you are automatically authenticated and ready to use PSS (Parent Self Serve). If you are an existing PBTISD employee, click on "Existing User" and use your Frontline Employee Service Center user ID and password. Welcome to the Pecos-Barstow-Toyah Independent School District Parent Self Serve (PSS) Our PSS builds awareness between our teachers, parents, and students. Informed parents help their students realize their potential and transform education in the process. Please - Use Google Chrome - Ensure your email address and phone numbers are up to date If you have questions or problems, please contact your child's campus PEIMS clerk.