That's because they'd do the favor without money, and if you offer them money they think something's wrong. Yes, we do things for money. Just not everything. Where trust is involved, money muddles things. Where there are price drops in food, less quality is expected.
a semicolon should break up two independent clauses; they often combine two related clauses better than a period.
thats like business 101 material lol brb which toilet paper do you buy, the pack thats $15, $8, or $2.50 who tfs gonna buy toilet paper valued so low