A neighbour we were involved with did their own. You have little right to obect frankly. Why make problems?

It's complex stuff. Get it done properly. 

don't live in a semi-detached house [/rof] 

What dux said. 

Get your cleaner to draw one up if it’s a simple as all that, get double the value from your minimum wage

What's the complexity?  Seems a standard form?

i did my own based on some standard form I found online, but nothing went spectacularly wrong so it wasn't really put to the test.

always do it properly, it can be important for all sorts of reasons, not least when you sell

Why would any roffer need this? 

For the shared wall between the main house and the staff accommodation where both are owned by different offshore entities.

Ah yes. Of course. 

If he's just taking photos, and not actually doing an invasive inspection, surely you just need verbal consent to enter the land for that purpose?

Maybe with a promise to share the folder?

Chews pencil, sucks teeth