In the last four years they published 10 warnings criticising fire safety and maintenance practices at Grenfell Tower .
A residents ' organisation , Grenfell Action Group ( GAG ) , published a blog in which it highlighted major safety problems .
In the last four years residents published 10 warnings criticising fire safety and maintenance practices at Grenfell Tower .
A residents ' organisation , Grenfell Action Group ( GAG ) , published a blog in which it highlighted major safety problems .