In general did feudalism and manor relations promote movement from one social class to another?

Feudalism and manorial relations generally did not promote movement from one social class to another. These systems were characterized by a rigid social hierarchy where individuals were born into specific social classes and had limited opportunities for upward mobility. Serfs, for example, were tied to the land and had little chance of moving up in the social hierarchy, while nobles held power and privilege by birthright. Overall, social mobility was highly restricted under feudalism and manorial relations.