A loose sentence (also called a cumulative sentence) is a type of sentence in which the main idea ( independent clause) is elaborated by the successive addition of modifying clauses or phrases.
It adds modifying elements after the subject, complement, and verb.
Loose sentences may make a work seem informal, relaxed, and conversational. However, according to Strunk and White's The Elements of Style (2000), a succession of loose sentences, especially those of two clauses, is to be avoided because of "mechanical symmetry and sing-song". [1]
Writers should recast enough of them to remove the monotony, replacing them by simple sentences, by sentences of two clauses joined by a semicolon, by periodic sentences of two clauses, by sentences, loose or periodic, of three clauses—whichever best represent the real relations of the thought. [2]
For example, if the writer wanted to rewrite the above examples, he could write: