We currently say "No imposition folds" rather than recommending a short list
copy from iso 21812-2 pdf metadata
add a description of the relevant product folds
This resource Product Intent specifies the straight line folding, creasing and perforating of a product. Folds that are implied
by binding such as "F4-1" of a saddle stitched booklet SHALL NOT be specified. Figure ##ref Product Folds illustrates some typical Product folds.See Section 7.5 BindingIntent for
The following figure illustrates some typical product folds. The list is not complete.
Figure 7.x Product Folds
<copy from ISO 21812-1 including new barrel fold
====== Draft 2 =======
Table 7.63: FoldingIntent
|FoldCatalog ?||...||Describes the folding scheme.
Note: The folding scheme in this context refers to the folding of the finished
product as seen after the cutting, not the folding, of the sheet as seen in production.
See Table 7.64: Product Folds for an illustration of typical product folding schemes.
Value includes those from: Fold Catalog.
Table 7.64: Product Folds