If you do not know how to construct one, you can write to authors of this article for a copy of an article on that topic. Presenting Your Materials Appropriately All of your communications should be typed. Don't send anything hand written. You should be certain that your letters are grammatically correct and that they contain no misspelled words and no colloquialisms. Have someone else read your letters if necessary.
Parties sometimes happen on interviews.
Don't drink too much. Don't flirt with members of the opposite sex. Don't talk much about unrelated leisure time activities. Don't assume you are not being evaluated just because the setting is informal. They probably are not.