The most important step is finding the kart. At first, rental karts are great to find out if you like the sport. Then, if you decide to take it further, find a used kart to buy or maybe rent. It shouldn't be really old though, because age really makes a difference to karts and you'll want a new kart soon after in order to be competitive. Ask in the local community, they probably have a kart for sale or know someone who does.
Simple tips to get you started in karting. Including: - helping you get your first kart - the basics of race events - how to improve - what to watch out for - what to avoid