1.   A national mobility scheme operates within the public sector, and some social housing is constructed beyond the cities by housing associations.

2.   At the local level it was expressed by a shared set of values and policies, operating within a welfare state consensus.

3.   Both operate within highly organised frameworks and infrastructures.

4.   Building contractors must operate within the law by ensuring that an acceptable standard of work is carried out.

5.   Interest groups have always been with us, but they used to operate within coalitions called the Democratic and Republican parties.

6.   No hotels, refreshment booths, or other places of business would be allowed to operate within its boundaries.

7.   The development of fairness within our jurisprudence has not as yet caused us to depart from the adjudicative framework within which we operate.

8.   The machine is not being operated within safety guidelines.

9.   The projects were tested under real life conditions by classroom teachers operating within the normal constraints of teaching.