What are the four grounds for excluding foreign law?

1. Public policy: If the application of foreign law would violate the fundamental principles of justice or public policy in the forum state, it may be excluded.

2. Contrary to the forum's legal system: If the application of foreign law would conflict with the fundamental principles or rules of the forum state's legal system, it may be excluded.

3. Lack of connection: If there is no substantial connection between the legal issue at hand and the foreign law in question, the foreign law may be excluded.

4. Incompatibility with forum's legal system: If the foreign law is fundamentally incompatible with the legal principles or values of the forum state, it may be excluded.

1. Violation of public order
2. Lack of reciprocity
3. Notice, only if its omission was prejudicial
4. Lack of a remedy