Liquidity at any cost trading focus

“In a liquidity at any cost trading focus the trader must transact a large block of shares quickly. The typical trader in this case is an information trader”

Going by the name of this tactic, liquidity motivated traders will also come under this category righ? But there is no mention of this in the text book!

Yes

No, liquidity motivated traders a a little less urgency. They want to liquidate but not as quickly as information trader, whose advantage dissipates fast. Liquidity motivated traders are, for example, indexers whose index is getting reconstituted. Yes they have to execute within a finite amount of time to aoid large tracking errors, but the time span is longer than info traders (e.g. days vs minutes.)