Final answer:
To build relationships with vendors here and abroad, focus on effective communication, networking, conducting research, and maintaining trust and reliability.
Step-by-step explanation:
To build relationships with vendors both domestically and internationally, it is important to focus on effective communication and networking. Firstly, conducting thorough research on the vendors and their cultures can help establish a foundation of understanding. Additionally, actively participating in trade events, conferences, and networking opportunities provides opportunities for face-to-face interactions. Finally, maintaining open lines of communication, fostering trust, and delivering on promises are crucial for cultivating long-term relationships with vendors.