Manipulation techniques include "cracking" (diminishing the voting power of supporters of the opposition party over numerous districts) and "packing."
(concentrating the opposition's vote strength in one constituency to lower its strength in other districts.) Additionally, incumbents may benefit from gerrymandering.
However, gerrymandering is important because it gives politicians the ability to pick and choose the voters who will support them, so influencing the outcome of the election.
The technique of drawing electoral district lines to benefit certain political interests inside legislative bodies is known as gerrymandering, which frequently produces districts with twisting, tangled boundaries rather than compact ones.
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