How Good Relationship end up bad

Hi good afternoon to all I want to write more on this topic but would love some feedback first so I will be keep this topic short we all ask ourselves this at some time how does a good relationship end up bad we often start a relationship with someone we wanted for  a while or just meet someone who just blew us away and we thinks this could be the one that completes us but then the relationships just doesn,'t go the distance and both parties starts moving away from one another then this famous saying do everything you did in the begining of your relationship and it will be ok but sometime people change in relationships that being said I like to write a part two and include some comments from who reads this story