Betty owns a small business and has employed Sandra for the last two  years. Betty provided Sandra with a number of warnings for being late to work. Yesterday, Sandra showed up to work her usual 30 minutes late for her shift and, as a result, missed an important meeting. Furious, Betty fired Sandra on the spot and told her not to return. After Betty calmed down, she phones you to get legal advice. Explain to Betty what her legal position is in relation for firing Sandra. Outline the relevant law and apply it to Betty's situation.