600 450 400 300 take your pick

So after doing some research, I found a domain that is 3 letters and has over 600,000 exact match search results - but it's a .guide address. Is it worth the investment? How have other .guide sales gone? And do anyone know where I can research previous sales for different domain extensions...

So after doing some research, I found a domain that is 3 letters and has over 600,000 exact match search results - but it's a .guide address. Is it worth the investment? How have other .guide sales gone? And do anyone know where I can research previous sales for different domain extensions...