Same as the title goes, do you share your personal email password with your partner? Various couples (married or not) may have various opinions about this, to some it may cause arguments or disagreements. Okay, ideal relationships are build on trust, but does individualities of each should remain?.
There are many other email accounts, but this article refers to the personal email that you have been maintaining even before the relationship. Unless you are the type of deleting emails from time to time, your personal email may contain sensitive emails from your other friends whom your partner do not know about, sensitive email communications with your family, important documents previously sent before. Some sentiments of women involved in romantic break-ups was because they have given their all and losing themselves totally while in a relationship.
There maybe no right or wrong answer to the question. It may only depends on how will look at it of each person in a relationship and how they will go about it.