Amazon.com Inc. has begun allowing customers to give its Kindle eBooks to others, the Associated Press reports. Before, customers could only give gift certificates to cover the cost of an eBook. To receive a Kindle eBook gift, the recipient only needs an eMail address, not necessarily a Kindle eReader. Although the eReader starts at $139 for a version that can wirelessly download content over Wi-Fi, Amazon also offers a number of free applications that can be used to read Kindle books on gadgets such as laptops, tablet computers and smart phones…