Table 1

Location of commuter walk-in centres.

	In London			Out of London

Site	A	B	C	D	E	F
Distance from train station, miles	<0.5	<0.5	<0.5	<0.5	<0.5	<0.5

On the main commuter flow	No	Yes	Yes	No	Yes	Yes

Number of pedestrians passing centre in three 15-minute periods	190	1115	554	161	1215	1559

Visible signage in train station	No	Yes	No	No	No	No

Near or in area of worker density	Yes	Yes	Yes	No	Yes	Yes