It varies country by country. The major ones tend to side with workers - unless ...

It varies country by country. The major ones tend to side with workers - unless the contract explicitly compensates for the clause: https://www.internationallaborlaw.com/files/2012/10/Drafting...

I don’t know what your Spanish dude did. Most of the generic cut-and-paste clauses you find around are utterly unenforceable.