Lines and paragraphs are automatically recognized. The <br /> line break, <p> paragraph and </p> close paragraph tags are inserted automatically. If paragraphs are not recognized simply add a couple of blank lines.
Web page addresses and email addresses turn into links automatically.
You can use shortcode for block builder module. You can visit admin/structure/gavias_blockbuilder and get shortcode, sample [gbb name="page_home_1"].
Only images hosted on this site may be used in <img> tags.