[3] Waguespack was the city administrator and chief of staff to Berwyn, Illinois mayor Michael A. O'Connor in 2005.

[11] In January 2020, Waguespack proposed legislation that would have placed limits on single-use plastics and foam food containers by giving give restaurants and take-out establishments until January 1, 2021, to stop selling or serving food in polystyrene containers and limit use of plastic utensils and straws.

[10][13] In 2012, Waguespack pushed to reduce the number of units in proposed apartment building on the site of a gas station on North and Hermitage avenues.

[14] In 2017, Waguespack blocked a proposed 6-storey 27-unit apartment building on a vacant industrial lot at 1894 N. Milwaukee Ave in his district.

[15] In 2024, Waguespack sought his aldermanic privilege to block a 615-unit apartment building (of which 124 units were affordable housing) on the lot of a former industrial site in his district.