According to this saga of intellectual-property misanthropy, these creatures [patent trolls] roam the business world, buying up patents and then using them to demand extravagant payouts from companies they accuse of infringing them. Often, their victims pay up rather than face the costs of a legal battle.
More Examples
Used in the Middle of Sentence
My cat often sleeps on my bed.
I keep a glass of water next to my bed when I sleep.
Patients with essential tremor will often complain of difficulty with handwriting.
The umpire must keep on his toes as the play often occurs around him.
Used in the Beginning of Sentence
Often used with the studio is the egg-crate, which minimizes side spill and does make the beam a bit more controllable.
Often found in the phrase You scratch my back and I'll scratch yours.
Used in the Ending of Sentence
Her mother laid it on thick, telling her to call home more often.
At higher altitudes you need to breathe your horse more often.
Meaning of often for the defined word.
Grammatically, this word "often" is an adverb, more specifically, a time adverb.