The Economist has a good piece about marketing to the 50+:
Chasing the grey yen
Japanese firms have wisdom to hand down about selling to the elderly
Apr 11th 2015 | TOKYO
… Some companies, such as Wacoal, have created separate brands and marketing campaigns for their new products designed for older consumers, so as to avoid damaging the “young” image of their main brand. However, Florian Kohlbacher, co-editor of “The Silver Market Phenomenon”, a marketing handbook, argues that it is often better, instead of creating separate products just for the old, to design ones that bridge the generations.
The Silver Market Phenomenon 2nd Edition Released
… I contributed, updating the 2nd Edition with lots of new material – as have the other contributors (along with nine new chapters/contributors).
Dick Stroud also produced an excellent chapter.
More from The Economist:
… In the end, says Mr Kohlbacher, all managers will have to find ways to market to the old without either offending them or putting off younger consumers. They might start by actually talking to the elderly, who have more experience of shopping, after all, than anyone else.
Just for fun:
I Have The Wrong Wrinkles
by Chuck Nyren
… There they were. One way over on the side, another under my chin, another near my left ear. Wrinkles that weren't mine.