its (possessive pronoun)

• The department cut its budget.

it's (contraction/abbreviation for "it is")

• It's going to be a busy semester.

presently actually means in the future, soon, or after a short time.

• "He will arrive presently." It means soon. It should not be used to mean now. (Use currently if you mean now.)

entitle actually means to give or to render, as in

• "The claim entitles Native Canadians to fish on the land."

This word should not be used in reference to a book, unless one is speaking of the author’s act of giving the book a name, as in "He decided to entitle his book, A Life in Progress." But the book is titled or called A Life in Progress.

• in regard to not ‘in regards to’