Just info that's good to think about. Below is what can happen when you chase and lose repeatedly. Note at 10%, you don't have enough after the third loss to make a full bet on the fourth. Also not including profits on 'D' bet, only to break even. Using -110 odds.
1% 2% 5% 10% wager lose bankroll lose bankroll lose bankroll lose bankroll 100 100 100 100 A 1.1 98.9 2.2 97.8 5.5 94.5 11 89 B 2.31 96.59 4.62 93.18 11.55 82.95 23.1 65.9 C 4.85 91.74 9.7 83.48 24.25 58.7 48.5 17.4 D 9.09 82.65 18.18 65.3 45.45 13.25 17.4 0 Wipes out this many units: 17.35 34.7 86.75 100 (1 unit = 1%)