Research online to identify roles that you might be interested in. Determine which niche you are most interested in and which would be most beneficial for developing your skills. Actresses must obtain experience to gain recognition and improve their acting abilities. Many actresses participate in community theater productions, while others work in dinner theaters or theme parks to gain professional experience. Acting is a highly competitive field and requires that actresses compete for roles through an audition process. Auditions are usually held with the casting director, director and/or producer. Auditions may require the actress to memorize lines or spend time researching ways to interpret the character.