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Why 100Grammar Works: A Cognitive Neuroscience & Applied Linguistics Breakdown Must Read 100Exams: Standardized High School English Prep — Core Foundation & Exam Format Mastery New • THPT Mastering 100Dictation: The Ultimate 3-Pass Method for Building Acoustic Precision Listening Lab NLP & 100Success: Neuro-Linguistic Reprogramming for Unshakeable English Confidence NLP Mindset The Science of Micro-Learning & Gamification: Why 15 Minutes Daily Beats 3-Hour Weekend Cramming Core Engine
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Legal & Intellectual Property

Terms of service, registered trademark VN-4-2023-45288, privacy protection and student rights.

Legal 5 min read
Terms of Service, Registered Trademarks & Platform Governance

Operated by 2EDU & Sunshine School. Sunshine trademark certified by Vietnam Intellectual Property Office under Reg. VN-4-2023-45288.

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Privacy 4 min read
Privacy Policy & Student Data Protection Standards

Strict commitment to student personal data privacy, exercise history logging, and lightweight secure session management.

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7-Day Guarantee 4 min read
100% 7-Day Money-Back Guarantee & 180-Day Access Policy

Unconditional 100% refund policy within the first 7 days, complemented by a comfortable 180-day account access window.

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IP Rights 3 min read
Legal Disclaimer & Intellectual Property Rights Notice

Notice on proprietary curricula, exercise algorithms, brand usage rules, and learning outcome legal disclaimers.

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