Heads up, Xfinity Rewards members! You might have a sweet offer waiting for you: a $10 voucher to spend on select books at Amazon. This offer pops up periodically with different themes (like Hispanic Heritage Month, Black History Month, or even books related to reality TV!). The best part? According to Doctor of Credit, these codes *stack*. This means if you happen to have multiple codes, you can combine them for even bigger savings, potentially even getting a book for free. To redeem, simply head to Amazon using the provided link and apply your voucher code. If you have spare codes you aren't using, consider sharing them with the community (but remember, no begging!). Keep an eye on your Xfinity Rewards account – you never know when this offer might reappear!