The only thing I can think of is trying to make it a bit more obvious on your likedin profile that you are not interested in hearing about new roles. That is o

The only thing I can think of is trying to make it a bit more obvious on your likedin profile that you are not interested in hearing about new roles. That is one of the many issues with the recruitment industry, you could launch a national advertising campaign highlighting the fact that you DO NOT want a new job & I will bet good money you will still get recruiters calling you.