TONS of eBooks are deeply discounted or free on Smashwords throughout July. The selection is massive. Try out genres you've always been curious about but couldn't afford to indulge. Twenty bucks will buy you a lot of ebooks that are yours to keep.
Smashwords sells ebooks in all digital formats for ereaders of all stripes--even the older models are supported and the customer service is outstanding.
Catherine Lloyd titles on sale:(Click on the title to be taken to the sale page)
Grab Dark Redeemer Historical Romance Boxed Set Edition for $1.25 (reg $4.99)
Grab Mandrake Falls Four Seasons Romance Boxed Set Edition for $1.25 (reg $4.99)
N J Dorrian titles on sale:(Click on the title to be taken to the sale page)
Snap up Girl on a Wire for $1.50 (reg. $2.99)