Sure - just post a comment in the white box below the posts. Blogs are just extra sites with information about us - like a personal website. If you think you'd like to know more, click on the link and check them out. They certainly aren't required to post a reply!
Diana- most blogs will let you log on to leave a comment if you sign up for a Google ID. www.google.com%2F&hl=en" target="_blank">https://www.google.com/accounts/NewAccount?continue=http%3A%2F%2Fwww.google.com%2F&hl=en It is free and allows you to comment on about 95% of blogs out there. If you need help, let me know!