Option To Buy A Tented Referral

I've never seen this before...

What about an option to buy a Rented Referral to keep as a Direct Referral?
After they've made so many clicks or been rented for so long?
I'm not sure if it's even possible...?

Hi,

this is a great Suggestion we will keep it in our mind and we will add it

have a good day

yours,