Question: What is the American term for a day or event created mainly for commercial purposes, named after a card shop founded by Joyce Hall?

Context paragraphs:
Caswell-Massey: Caswell-Massey is the oldest American fragrance and personal care product company.  Caswell-Massey started as an apothecary shop founded in 1752 in Newport, Rhode Island, by a Scotland-born doctor named William Hunter.  The main product categories it sells are soaps, fragrances, lotions, shaving products and toiletries, other apothecary-style personal care accessories, and bath- and fragrance-related products for domestic use.

Old City Hall and Engine House: The Old City Hall and Engine House is a historic municipal building at Annapolis, Anne Arundel County, Maryland, United States.  It is a 2 ⁄ -story, three bay brick building built 1821–1822 by the City of Annapolis.  It was the first structure erected by the city for municipal purposes.  On the first floor was the fire station, with a meeting room for the town council above.  In 1868 the city sold the building for commercial purposes.

Keithsburg Historic District: The Keithsburg Historic District is a historic commercial district encompassing four blocks at the center of Keithsburg, Illinois.  The district includes 17 buildings, 15 of which are contributing buildings to its historic nature; all but two of the buildings were historically used for commercial purposes.  Two of the district's buildings, the Commercial House and the Masonic Lodge, date to the 1840s and 1850s, when Keithsburg was the Mercer County seat; the remainder of the contributing buildings were built in the late 19th and early 20th centuries.  The buildings are mainly one- and two-story brick structures, and many are adorned with metal storefronts, window hoods, and cornices.  The district's collection of commercial buildings are representative of Keithsburg's role as a small but prosperous Mississippi River port and regional trade center prior to the rise of the automobile.

John Glover Noble House: The John Glover Noble House is a historic house at 586 Danbury Road (United States Route 202) in New Milford, Connecticut.  Built in the 1820s, it is fine local example of Federal period architecture executed in brick.  It was listed on the National Register of Historic Places in 1977.  It has most recently been used for commercial purposes, housing an antique shop.

Hallmark holiday: "Hallmark holiday" is a term used predominantly in the United States to describe a holiday that is perceived to exist primarily for commercial purposes, rather than to commemorate a traditionally or historically significant event.  The name comes from Hallmark Cards, a privately owned American company, that benefits from such manufactured events through sales of greeting cards and other items.  Holidays that have been referred to as "Hallmark holidays" include Grandparents Day, Sweetest Day, Boss's Day, and Secretary's Day.  Some people also consider St. Valentine's Day, Mother's Day and Father's Day to be such days.

Oprah After the Show: Oprah After the Show is a program on the Oxygen cable network from 2003 to 2006, and was an extra half-hour that allowed the audience to ask questions of the guests for that day's earlier episode of "The Oprah Winfrey Show" which aired in syndication, and for Oprah Winfrey to introduce extended segments.  The program was created mainly as a make good by Winfrey, who had offered her program's archive to Oxygen upon taking an ownership interest in the network, but later changed her mind about airing her older episodes and decided to offer another contribution to the network beyond same-day repeat airings of her show, which were likely disallowed by her syndication contract with King World.

Premier 15s: The Premier 15s, currently known for sponsorship purposes as the Tyrrells Premier 15s and known during its initial planning stages as Women's Super Rugby, is the top tier of the women’s English rugby union domestic league system run by the Rugby Football Union (RFU).  The league was created mainly from teams in the Women's Premiership.  Its first season began on 16 September 2017.

Hallmark Cards: Hallmark Cards, Incorporated is a private, family-owned American company based in Kansas City, Missouri.  Founded in 1910 by Joyce Hall, Hallmark is the largest manufacturer of greeting cards in the United States.  In 1985, the company was awarded the National Medal of Arts.

Mourlot Studios: Mourlot Studios was a commercial print shop founded in 1852 by the Mourlot family and located in Paris, France.  It was also known as Imprimerie Mourlot, Mourlot Freres and Atelier Mourlot.  Founded by Francois Mourlot, it started off producing wallpaper.  Later, his son Jules Mourlot would expand the business to handle the production of chocolate labels for companies such as Chocolat Poulain, as well as ledgers, maps and stationary.

Kawarau Gorge Suspension Bridge: The Kawarau Gorge Suspension Bridge is a bridge which runs over the Kawarau River in the Otago region in the South Island of New Zealand.  The bridge is mainly used for commercial purposes by the AJ Hackett Bungy Company for the purposes of bungy jumping; the site was the world's first commercial bungy jumping site.  The bridge also forms part of the Queenstown Trail which allows walkers/runners and bikers to pass over the river.

Supporting paragraphs: Hallmark holiday Hallmark Cards
Answer: Hallmark holiday