Keep headers/logos under 125 pixels high. It takes up valuable viewing space, especially for laptop users, that is best left for the good stuff to appear"above the fold." Take a cue from the big companies, simple logos done well say it all. This is our #1 pet peeve - screaming logos and headers!
Besides text and the graphics you're creating, you're going to need a protection and backup alternative for your website. fix wordpress malware removal is very significant, and if you back up your site and do not protect you could lose data and information that might be tough to restore. You don't want to need to start over from scratch once you've done all that work, so make sure you're secure.
Is also important. You want to backup database and all the files so in the event of a sudden attack, you can bring back your own blog like nothing.
For me it's a WordPress plugin. They're drop dead simple to set up, have all the features you need for a job my website like this, and are relatively cheap, especially when compared to having to hire someone to get this done for you.
Now we're getting into things specific to WordPress. Whenever you install WordPress, you need to edit the document config-sample.php and rename it to config.php. You need to install the database information there.
Using a plugin for WordPress security only makes sense. WordPress backups need to be performed on a regular basis. Don't become a victim as a result of not being proactive about your site!