Laps is Microsoft’s deployment to remedy the issue of password reuse on local administrator accounts. The base for LAPs is based from a github repo Admpwd.
Attackers love easy paths through a network or domain. Attackers don’t use unique attacks. they repeat the eay they come into a network. They repeat the way they move through a network.
Creating unique and complex local passwords for computers, and rotating those password hinders an attached movement
source: Critical Hygiene for Preventing Major Breaches
Item #2 is what LAPS targets to remediate. The compromising of an entire computer system because of common passwords.