Google Sandbox Theory is that Google puts new websites into a “Sandbox” before they can rank well in a Google search and make their way to the top of a search result. Google wants to make sure that a website is legitimate and not just a fly-by-night website that was set up with bad intentions...
Wordpress is good for SEO because it provide an environment for designers to built an SEO friendly website.
Permalinks
Adding Metadata Automatically
SEO-Optimized Images
User Experience
Mobile Optimization
Social Media Integration
Link Building Strategy are
Content posting
Guest blogging
Grow your personal brand
Check Competitor's Backlinks
Leverage the Broken Links Strategy
Create Infographics
Get Active on Social Media
Keep Track of Your Backlinks
Earn Editorial Links
Discover Untapped Keywords on Reddit
Optimize Your Site for Google RankBrain
Update, Upgrade and Republish Old Blog Posts
Title and Description Tags
Steal Your Competitors Best Keywords
Optimize Your Content to Maximize “Shareability”
Off-Page SEO factors which i do most for ranking medium and high competition keywords and almost best SEO’s use this same technique.
Effective off page techniques
Link Building is King
Article submission
Blog submission
Images sharing
Video sharing
Classified submission
PPT sharing
Forum...
White hat seo techniques are
Quality Content
Fast site loading times and mobile-friendliness
Excelent keyword research
Structured data
Quality link building
Utilize Schema Markup
Local Business listing