Complex sentence: Editors who are compensated for their contributions should make the disclosure by placing the template at the top of the talk page of affected articles and filling in the parameters, "and" as part of a list on their user page of all their paid contributions.
Split into simpler sentences: Editors who are compensated for their contributions should make the disclosure by placing the template at the top of the talk page of affected articles and filling in the parameters. They should also supply this information as part of a list on their user page of all their paid contributions.