Sunday Mail Seven Days - last one needed please

[AjSaunders]

20d Conclusion (6) E-P-N-

[sandyRoe]

ending? if the P's wrong

[AjSaunders]

Had ending initially, but changed it. pretty sure the P is right if 24a is OCCUPANCY

[katburd]

expiry ?

[katburd]

29a I have airs gives you the (r)

[AjSaunders]

Thanks. Poistive the N is correct through.
Will go for expend

[AjSaunders]

Damn, im an idiot. I wrote my zinc answer in 29a as opposed to 42. Sorted now.
Many thanks