Boredom with a specific niche

Brooke I know you say the more specific, the better when it comes to picking a niche and being a successful coach, and I totally understand your reasoning behind that. But I don’t wanna coach on the same thing every day. I feel like I will get so
Bored coaching the same program day in and day out. My livelihood isn’t dependent on whether or not my coaching biz is successful, as I already own my own Salon business.
However I really
Enjoy coaching and would way rather coach professionally then continue to be a stylist. Would you recommend I put money into traffic, if my niche isn’t specific, or would that be a waste of time? What might you change,selecting wise, if I don’t have a specific niche, or do you just not recommend it at all?!