According to reports on one Coventry City fans forum, a SISU Out banner has been spotted at City's Ryton Training ground complex
The banner was spotted under the Welcome To CCFC Training Ground sign.
More on this http://www.skybluestalk.co.uk/threads/13312-Banners-at-Ryton
Talking of SISU Out, http://www.ebay.co.uk/itm/Coventry-City-Armbands-get-SISU-Out-/190613778837?pt=UK_SportsMemorabilia_Football_Memorabilia_ET&hash=item2c61777195