Login or register (free and only takes a few minutes) to participate in this question.
You will also have access to many other tools and opportunities designed for those who have language-related jobs (or are passionate about them). Participation is free and the site has a strict confidentiality policy.
This is an article on some provisions that should be taken for sponsor agreement. It says: rights of first refusal are usually accompanied by a "matching optin" whidh also needs careful wording. Such an option may raise competition law issues.