You are going to receive 25 expired Blogspot sub domains with high page authority of 28 plus.
You must be aware that these blogs WILL NOT be registered for you.
You will have to register these blogs for yourself.
You can add all the expired blogs into one Google account should you wish to do so.
You can use these powerful blogs to rank your site high in the search engines.
These particular blogs are very useful for Tier 1 and Tier 2 backlinks.
You can use these blogs on Tier 2 to ensure your Tier 1 backlinks get indexed and remain indexed.
Being a Google platform a link from these sites will be very powerful.