501 Ways to Roll Out the Red Carpet for Your Customers vs The Customer Rules: Which Should You Read?

501 Ways to Roll Out the Red Carpet for Your Customers
501 Ways to Roll Out the Red Carpet for Your Customers Donna Cutting · 2016 256 pages · ≈ 4 h 44 m · Moderate Find on Amazon
vs
The Customer Rules
The Customer Rules Lee Cockerell · 2013 ★★★★☆ 4.1 189 pages · ≈ 3 h 30 m · Moderate Find on Amazon

The verdict

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501 Ways to Roll Out the Red Carpet for Your CustomersThe Customer RulesDifficultyInfluencePopularityClassic
Customer relations