Layton advocated replacing the Plurality voting system system with proportional representation.

He advocated replacing bulky, decaying printed works with miniaturized microform analog photographs, which could be duplicated on-demand for library patrons or other institutions.

Now, several Republican leaders are advocating replacing the graduated income tax with it.

Physiocrats advocated replacing administratively costly tax collections with a single tax on income of land owners.

Beginning in the 1920's, many educators advocated replacing homework with supervised study in school.

He included Pardo's alterations to Jesus College in his list of improvements, but advocated replacing the chapel window with one in another design:

He advocated replacing the first-past-the-post system with proportional representation.

Some authorities advocate replacing bottled gas or natural gas with biogas.

In April, a state task force advocated replacing the bridge with a newer and larger one.

Tộ advocated replacing study of Confucian literature with the study of social and particularly natural sciences as practiced in Europe.