I'm able to insert in 1 picture, not more than 1MB, at least, 1000px width. Do it. It's optional but I often check out to locate a appropriate impression and insert it. Currently I’ve mainly been making use of pixabay.com as they have an awesome assortment of top quality – https://cristianguhsc.wikihearsay.com/3298872/how_press_release_distribution_sites_can_save_you_time_stress_and_money