A few Thai restaurant products I can recommend:

Fundamentals of Thai Grammar
comprehensive 350 page grammar ebook of Thai grammar includes several informative appendices including a transliterated dictionary. Throughout the book, all Thai is shown in Thai characters and transliterated phonetics. Runs on any Windows system.
Fundamentals of Thai Grammar

Restaurant Business Secrets
Find Tips, Tricks, Tactics & Secrets You Need, To Be Able To Make The Most Of Your Restaurant Business.
Restaurant Business Secrets