Doubles guide
You have to finish on a double, so the doubles you're comfortable on shape every checkout you choose. Here is every double on the board, with the finishes that end on it.
D20
40
53 checkouts · splits 2×
D19
38
5 checkouts
D18
36
9 checkouts · splits 1×
D17
34
1 checkouts
D16
32
15 checkouts · splits 4×
D15
30
1 checkouts
D14
28
1 checkouts · splits 1×
D13
26
1 checkouts
D12
24
9 checkouts · splits 2×
D11
22
1 checkouts
D10
20
13 checkouts · splits 1×
D9
18
1 checkouts
D8
16
21 checkouts · splits 3×
D7
14
1 checkouts
D6
12
9 checkouts · splits 1×
D5
10
1 checkouts
D4
8
5 checkouts · splits 2×
D3
6
1 checkouts
D2
4
3 checkouts · splits 1×
D1
2
2 checkouts
Bull
50
9 checkouts