There are only a small number of articles that genuinely give solid advice on using this lens. There is a common view that there is 'nothing out there'. After much searching I've found a few links and these are added below. If you know of a link I've missed, do get in touch and it can be added for the benefit of all.http://www.cambridgeincolour.com/tutorials/tilt-shift-lenses2.htmhttps://luminous-landscape.com/focusing-tilt-shift-lenses/http://www.davidsummerhayes.com/Focusing%20the%20tilt-shift%20lens.pdf http://www.northlight-images.co.uk/using-lens-tilt-on-your-digital-slr/http://www.northlight-images.co.uk/what-tilt-and-shift-lenses-do/https://www.schneideroptics.com/pdfs/photo/PC-TS%20Anleitung%201-12%20en.PDFShift onlyhttps://petapixel.com/2015/04/06/a-quick-introduction-to-shooting-with-a-tilt-shift-lens/http://www.cambridgeincolour.com/tutorials/tilt-shift-lenses1.htmhttp://www.oopoomoo.com/2012/0 3/seven-advantages-of-using-ti lt-shift-lenses/
https://www.redbubble.com/peop le/peterh111/journal/7077801-h ow-to-take-a-tilt-shift-photog raphThis ebook is exceptionally good.http://www.oopoomoo.com/ebook/the-tilt-shift-lens/A fine article by Tim Parkin at InLandscape, worth the subscription alone.https://www.onlandscape.co.uk/2015/03/focussing-tilt-lenses/For a practical guide to using a Tilt and Shift lens there can be no better place to go than to Aspect2i. They regularly run workshops dedicated to these lenses.http://www.aspect2i.co.uk/findWorkshop.php?workshopType=3&abilityLevel=findWorkshopAn excellent article, also published in Luminous Landscape by David Summerhayes.Focusing a Tilt and Shift lens. It also includes some useful tables to provide ad starting point for the amount of tilt required for near to far sharpness in Landscapes.