You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
IBM

Context:
IBM also holds the SmartCamp program globally. The program searches for fresh start-up companies that IBM can partner with to solve world problems. IBM holds 17 SmartCamp events around the world. Since July 2011, IBM has partnered with Pennies, the electronic charity box, and produced a software solution for IBM retail customers that provides an easy way to donate money when paying in-store by credit or debit card. Customers donate just a few pence (1p-99p) a time and every donation goes to UK charities.

Question:
Who has IBM partnered with to allow retail shoppers to easily donate money?

Pennies