Mr. Gayle is an author and freelance journalist contributing to a variety of magazines including FHM and Sunday Times Style.
He was a features editor and later an agony aunt for Just Seventeen and Bliss before he had his first novel published. He is friends with Danny Wallace who made Mike his Minister of Home Affairs, in the Kingdom of Lovely.
He is the younger brother of Phil Gayle.He lives in Birmingham.
; reprint, Random House, Inc., 2002, ISBN 9780767909730
Mr. Commitment (1999), Flame, ISBN 0-340-71825-0; Doubleday, 2000, ISBN 9780385501002
; Simon and Schuster, 2005, ISBN 9781416516262
; Simon and Schuster, 2004, ISBN 9781416503668
His 'n' Hers Flame, 2004, ISBN 9780340825372
Brand New Friend Hodder & Stoughton, 2005, ISBN 9780340825396
Wish You Were Here (2007), ISBN 0-340-82542-1; Hodder General Publishing Division, 2008, ISBN 9780340825426
The Life & Soul of the Party Hodder & Stoughton, 2009, ISBN 9780340825440
The To Do List, Hodder And Stoughton Ltd., 2009, ISBN 9780340980842; Hodder & Stoughton, 2010, ISBN 9780340936757, about his own efforts to complete a 1277-item To Do List.
The Importance of Being a Bachelor Hodder & Stoughton, 2010, ISBN 9780340918517