[4]: 17 During her time in Brussels PINK was influenced by graphic designer and visual artist Raphaël Opstaele,[5] poet Marcel van Maele, poet and visual artist Marcel Broodthaers (in whose vernissage of his Musée d'Art Moderne, Département des Aigles she participated at his home in Brussels)[6] and architect Jef De Groote.

In the autumn of 1968, the Laboratory of Theatrical Research at Louvain University commissioned André Desrameaux and PINK to create an experimental theatre piece.

Participating in a performance artwork by James Lee Byars in the Wide White Space Gallery in Antwerp in 1969[7]: 106  moved PINK toward the visual arts.

Utrecht cultural alderman Jan Juffermans commissioned PINK, Opstaele and De Groote (who became Mass Moving)[nb 2] to create an outdoor event in the city center.

[nb 3] A number of intervention projects on the scale of city life were created in public spaces in Europe, Africa and Japan.

[nb 7][15] For each project, PINK explored a theme with a mixture of public-space intervention and performance, installation, photo and video art.

[4]: 8, 9, 27 [16]: 138 [30][38][39] HouseRites in Crystal Museum (1987) revealed humankind's affectionate and possessive relationship with personal objects at home, set in the context of museum-art conservation.

[42] In Standing Stone (1989) MWC walked with their only luggage, an ice-age boulder, to the intersection of the Saale Glaciation lateral moraine and the actual North Sea coast.

Arcadia was a large room with a half-open door in the center, bordered by four enlarged (50 x) green Lego-type trees and flowers, in Rheinisches Landesmuseum Bonn and Kunsthaus Hamburg respectively.

[nb 17][51][54] Letters to Family, a cycle of art works and installations, are communications with those PINK regards as close relatives and soulmates who live on in museums and libraries (such as Samuel Beckett, Franz Kafka, Velimir Khlebnikov, James Lee Byars, Louis-Ferdinand Céline, Joseph Beuys, Piet Mondriaan, Kazimir Malevich, Marcel Broodthaers, Alberto Giacometti and The Unknown Artist).

[55][56] Encyclopedia Arcadia (begun 2001) is a series of books: Passions, Scripts, Prayers, Alchemy, Scriptures, Omens, Scores, Discoveries, Torn Mirages and Inventories.

Portrait of Ernst Gombrich – Où est l'Original, d'après MB (2011–2012) is a series of collage paintings exploring the original and its copy.