1. For a BGS / Beckett slab, drag the four blue handles so the box tightly surrounds the complete grading header.
2. Include every part of the paper header: all edges, text, grade, subgrades, serial area, and any adjacent autograph-grade tab.
3. Do not include unnecessary plastic or the card. Click Confirm Label when the box is correct.
4. Click No Label only when there is no graded-card slab in the image.
5. Click Skip for any non-BGS slab, multiple slabs in one image, duplicates, unreadable/ambiguous images, or anything else that should not enter training.

Confirm Label: correct boxes

✓ Full horizontal headerThe complete rotated BGS label is tightly enclosed.

✓ Full vertical headerThe box follows the full label without including the card.

Confirm Label: incorrect boxes

✕ Too looseToo much slab and card area is inside the box.

✕ Too looseTighten every side to the actual paper header.

✕ Text cut offLabel is too tight and cuts off text in the slab header.

✕ Header incompleteAlways include the entire adjacent label/tab.

No Label: no graded-card slab

No LabelA raw card is a useful negative. Do not draw a box.

No LabelThere is no graded-card slab anywhere in the image.

Skip: do not use for training

SkipThis is not a Beckett/BGS slab.

SkipThis is not a Beckett/BGS slab.

SkipThis is not a Beckett/BGS slab.

SkipThis is not a Beckett/BGS slab.

Also Skip any image containing multiple graded slabs. A detector training image in these batches must have at most one target slab.