No one would be interested in anything H and M said or did if they didn't have those titles
No one would be interested in any of the royals in that case.
Before meeting Harry, Meghan was a GlobalAmbassadorfor World Vision (the world's largest international children's charity before), had written for Elle and other publications, was an women's rights advocate for the UN and did a UN speech, lobbied then-US first lady Hillary Clintonas a child.
Vogue: "The magazine's editor-in-chief, Edward Enninful, announced that the Meghan Vogur issue was the fasted selling issue in the history of British Vogue, having been sold out in 10 days, and was the best-selling issue of the decade."
Hubb cookbook - Meghan raised found out the Hubb charity was rarely open due to a lack of funding. She helped them get a publishing deal that raised over £500k for the charity and she also secured around £700K funding for training and qualifications
Smartworks - Meghan mentored a few women who went on to gain employment and also arranged a multi label fashion collection for sale "so many items were purchased in the collection’s first week that Smart Works will be stocked with enough pieces of clothing to support women for an entire year."
Harry has been involved with various documentaries (minus the ones alongside other royals):
Battle of Britain
Invictus Games documentary 2014
My Way to Olympia
Prince Harry in Africa 2016
Rising Phoenix
South Pole Heroes
Stroop Rhino Horn War
The Forgotten Kingdom – Prince Harry in Lesotho
The Oprah Conversation (producer also)
He also set up and works on Sentebele, Invictus, Endeavour and other initiatives.