You are probably thinking that being the concierge to the executive of a big company will be a piece of cake, think twice. Although you will make good money being someone's personal concierge, it is a very challenging job in which you will be expected to deliver what has been asked of you, on time, with a smile. That said, you will normally be paid very handsomely for your services.
It may seem daunting to leave your 9-to-5 grind and start your own business, but by doing so, you are giving yourself a newfound level of freedom while doing something that feeds your passion(s). The internet has made it increasingly possible for you to brush up on your skillset or even learn new ones, leaving you with the opportunity to start a business easily and cheaply.
Where the equipment you use in your business was acquired as a gift, you may report your estimate of its current market value on the Business Property Statement (that is, what you think it would sell for in the open market place). Enter that estimated value in the most current year's cost line and add a note indicating that the entry is an estimate.