The relationship between the landlord and peasants is good in way since they each other in the land. They do many interactions together.
But something which is not fear and not divided correctly is the work done by each other, from landlord to peasants and controversy. A landlord had the obligation to provide justice and protection to his peasants in return for their labor and tradition payments. For example, peasants might have had a traditional right to succeed his father to the patch of land the family worked, but he would have to pay to landlord for the privilege. Similarly, the lord's permission needed to be sought (and in many cases bought) before a peasant could marry.
Many peasants owed their lords a certain number of days' labor every year. Further peasants had to pay fees mostly for everything they do. Therefore, peasants have no profits at all, the only thing is that they have a job to survive; in the contrary the one who gains money and profits is the landlord. The turning point is a black death, a disease which caused a big loss for the peasant's life. Fortunately, those peasants were still alive during this crisis. The population of peasant decreased as the Black Death came.
So there were fewer workers and lots of land, therefore, the landlords had to charge less money for the peasants' rent. So it was a big catastrophe for the landlords. The food were cheap, more profits, less work, so peasants were satisfied. So the landlords brought slaves from Africa to solve their problems, but it didn't succeed. The peasants started to leave their town and went somewhere else in order to find a better land with a better condition. The income of rich went down because there was a competition between landlords so they paid more to the peasants. They made a new law that peasants cannot leave their land and wages were ..