Good advice. however, these are not the worst mistakes I've seen people make in couples. For example, in new relationships, people often compare their partners to their exes. You should not do this, since you are looking for new stsounki, and not a replacement for old ones. If you do not want to make such mistakes, read this blog https://www.europeanbusinessreview.com/7-dating-mistakes-that-you-should-stop-making/ there are many useful ideas. which will help build healthy relationships.