Your pet can be rezzed and sat on to ride with up to 3 riders
When visiting a no-rez region, your pet can be worn out of inventory as an attachment
At this time, wear-to-ride functionality is incomplete. Rez-to-ride is suggested for a more complete experience.
To ride a rezzed horse, right click on it and sit
The first rider to sit will be placed in Seat 1 (Front), then Seat 2 (Middle), and last Seat 3 (Back)
To adjust your position, left click the saddle area of the horse and select Adjust
To change who is driving/steering the horse, left click the saddle area of the horse and select Driver