11.  It just bugs me that I have to work so many extra hours for no extra money.

12.  It was even possible now, with the prospect of the extra money, to think of buying her a ring.

13.  Pedestrianism remained a source of extra money for good runners, who were willing to sacrifice the more socially prestigious amateur laurels.

14.  Pensioners very often welcome the chance to earn a little extra money and are happy to babysit for an evening.

15.  Promising extra money, though welcome in itself, is the easy option.

16.  Ray was working as a supply teacher to earn some extra money.

17.  Schools may earn extra money by renting out their premises.

18.  She thought Lewis would jump at the opportunity to make some extra money on weekends.

19.  She was described by her neighbors as a sweet but gullible woman who allowed the man to live in her house as a source of extra money.