Use office refurbishment companies in the house
Are you the sort of person that gets on well with people or have a partner who enjoys the company of others? If so you may wish to think about opening up your home as a guest house or bed and breakfast. It's a great way to earn a living and you don't necessarily have to have your dwelling adjacent to the local beach. If this idea appeals to you, then there is an organization that can help get you on the right track. They provide help and training in all aspects of hospitality and even offer courses. Should you decide to go ahead with this venture, you'll need somewhere to do all the paperwork. One of a number of office refurbishment companies could assist you in this.
You should allocate one room in the property from where you'll conduct your business and then contact a company which specializes in the job at hand. You'll need a desk, chair and filing cabinet at the very least and probably a computer too. If you think you're more than capable in doing this task yourself, then that's fine. If you're on a budget, take a look in the local papers for items that others are selling; or even take a trip to the local auction and purchase in that manner. If at the end of the day you're too busy to sort all that out yourself, remember that there are others out there that are experts in this field.