The Bureau of Contract Administration (BCA) administers the City of Los Angeles's business certifications, including verification and eligibility requirements. Apply to Front Desk Agent, Barista, Support Technician and more!Appendix C – Sample Contract. A fully executed purchase agreement is a document that contains the terms of an agreement between two parties, typically for the sale of goods. This book is intended to provide general guidance for businesses and practitioners in better understanding the basic concepts of international trade. Who Helps With Memorandum Of Purchase And Sale Agreements? If you're an actor signing your first contract, it pays to go in prepared. To learn more about ASM Global Careers, current job openings and growing career opportunities in the US and around the world, please visit this page. You're also responsible for providing required documents to enter and travel through countries during your trip. This includes required visas.