You need motivation for blog post writing, simply because if you stop writing, another person will open a new blog or an exiting blogger will override you. This is something like the newspapers. But, newspapers do not need to scratch their heads to get motivation for writing articles unlike a blogger needs motivation for blog post writing. There are many things happening in the world, they are motivations itself.
The most important motivation for blog post writing is the advertising revenue. If a blog runs on a good server and few premium themes and plugins; without Ad revenue its practically no good words can make you motivated if you’ve to spend $ 200/month from your wallet!
Ad revenue depends on the traffic volume. Traffic volume depends on SEO. As a part of SEO, you need thousands of posts to see any monetary return. So, motivation for blog post writing is the last word!
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Old articles or Guest writings as motivation for blog post writing
Check your older posts
Rewriting and older topic not only works, it works very nicely! We have rewrite around 10 posts till now and 10 of 10 has good rank in Google search Engine Result page. The reason is, second time you can insert more relevant keywords, you already know what actually people searched to reach that old post.
So, rewriting your old posts is not only a good source of motivation for blog post writing, but also important from SEO point of view.

Guest writing
Guest writing can increase the volume of posts, but it has inherited risk of the outgoing link created by the Guest author. If you do not know him / her, the risk increases. If he / she is pointing towards a domain that’ll be a penalized domain by Google soon, it’ll not be a very nice thing.
Guest writing can not be an substitute for your lack of motivation for blog post writing.
Write shorter posts to prevent the lack of motivation for blog post writing
Surely one of the most challenging aspects when it comes back to blogging is the writing longer articles. The reason is simple: they require much more motivation on your part. However, it is not necessary, it may be easier to write shorter posts that meet other work and help you slowly loosen ideas.
Write posts in advance
At times our creativity overwhelm us and in others leave us speechless. So in those moments when we find more strength and ideas, we can write more posts than we publish can keep the room, in case one day when lack of motivation for blog post writing overwhelms, us we can hit the publish button.
