Expert Guides
Professional Knowledge. Accessible Expertise. Instant Downloads
The DJR Expert Guides document the DJR Standard—to-the-point frameworks used to evaluate authenticity, assess value, and avoid costly mistakes in markets crowded with conflicting or unreliable guidance, before appraisal, authentication, sale, inheritance, or irreversible action. The library includes Expert Guides, Discovery & First-Stage Decision Frameworks, and the Real vs. Fake™ series, each designed to identify risk, flag red warnings, and clarify the correct next step when the cost of being wrong matters most.
Search by keyword or browse the collection below.
“One good tip usually pays for the guide many times over.”
Start With Your Situation
Not sure where to begin? Most costly mistakes happen before anyone knows what they have. These beginner-friendly Case Collections help you choose the safest next step based on your situation—before appraisal, authentication, selling, or irreversible action.
Browse by Category
2,000+ Volumes | Instant Download | Professional Insight | Satisfaction Guaranteed
Expert Guide Bundles
Curated guide sets designed to address complete decision scenarios using professional appraisal, authentication, insurance, and estate frameworks. Each bundle replaces fragmented research and isolated checklists with a unified, defensible workflow. Best used when decisions carry financial, legal, or credibility risk.
Single Guides
All Expert Guides
The complete DJR Expert Guide Library covering professional approaches to authentication, appraisal, preservation, market risk, and informed decision-making across all collectible categories.
Discovery & First-Stage Decisions
Early-stage frameworks designed for moments of uncertainty—before valuation, authentication, selling, or irreversible action—helping prevent the most common and costly first mistakes.
Item-Type Reference Series
Material-specific first-stage decision frameworks addressing category-specific risks, false signals, and escalation points before appraisal, authentication, or selling is appropriate.
Master Guides
In-depth, professional-grade frameworks for complex situations, advanced analysis, and high-risk decisions where accuracy, defensibility, and methodology matter most.
Authentication
Evidence-based guidance on evaluating authenticity, originality, attribution, and legitimacy using professional observational standards and disciplined analytical methods.
Fakes, Forgeries & Red Flags
Focused techniques for identifying misrepresentation, artificial aging, altered objects, fabricated documentation, and other warning signs that signal elevated risk.
Autographs & Signatures
Specialized instruction for assessing signed items, including signature characteristics, inscription context, signing methods, and authenticity risk across sports, entertainment, and historical material.
Valuation & Market Education
Professional insight into fair market value, insurance replacement value, estate valuation, and how buyers and markets assess condition, rarity, and risk.
Buying & Selling
Strategic guidance for purchasing, selling, consigning, and negotiating collectibles while avoiding common mistakes that reduce liquidity, trust, or long-term value.
Appraising Specific Categories
Category-specific appraisal and authentication considerations for art, antiques, jewelry, watches, coins, memorabilia, documents, and multi-category collections.
Preservation & Care
Guidance on storage, handling, environmental exposure, conservation decisions, and preventive care that directly impact condition, authenticity confidence, and long-term value.
Estate, Insurance & Documentation
Professional standards for estate planning support, insurance documentation, provenance records, and defensible written reporting suitable for long-term use and transfer.
Advanced Professional Guides
High-level reference material intended for experienced collectors, professionals, and institutions requiring deeper methodological insight and risk-aware analysis.
Collector & Investor Education
Market-focused education for understanding trends, risk exposure, value preservation, and informed long-term collecting or investment decisions.