If they are to increase turnover by £10 million, the McAvoy family need to promote their new anti-vandal portable toilet units, as well as finding hotels to buy their new bathroom 'pods'.
Many people decide to work for themselves and in Northern Ireland there are many agencies which are there to help you get started.
What is it like to run your own business? What skills, qualifications and experience do you need? It is indeed tough and challenging but the rewards are great.
The Northern Ireland economy went through many changes since the end of WWII, with the impact of 'The Troubles' being keenly felt.
Find out how much you've learned about enterprise and entrepreneurship in Northern Ireland.