# DIDO Agency > Email, SMS and RCS retention marketing agency for DTC ecommerce brands. Gold Klaviyo Partner > since 2017. We build and run the owned-channel program — strategy, copy, design, automation, > deliverability and reporting — for brands doing roughly $1M-$10M a year. Month-to-month, no > contracts, and clients own every asset we build. Backed by the 90-Day Growth Guarantee: if > Klaviyo-attributed revenue in the first 90 days does not beat the previous 90 days, the client > stops paying until it does. Average client retention is about three years, without contracts. ## Key facts - Founded service: email marketing for ecommerce; Gold Klaviyo Partner since 2017 - Results published by DIDO: $60M+ in client email revenue, 150M+ emails sent, 145X overall ROI, 95% deliverability - Team model: five specialists per account, not a single generalist account manager - Ideal client: DTC ecommerce, roughly $1M-$10M annual revenue, on Klaviyo or any major ESP - Verticals with published case studies: jewelry and eyewear (ItsHot, OMI Jewelry, OSSA Frames), food and beverage (Matcha Outlet, Den's Hot Dogs, Sparkel, Quinn), beauty and wellness (BeautifiedYou), footwear and apparel (Gravity Defyer) - Contact: info@didoagency.com ## Free audit - [Free BFCM audit and season roadmap](https://didoagency.com/bfcm-audit/): seasonal Black Friday and Cyber Monday audit. 200+ point review of the retention program, a competitor sweep of 3-5 brands, a quantified estimate of revenue left on the table, and a week-by-week roadmap dated through December 31. Delivered in 2-4 business days with a 30-minute live walkthrough. Normally a $2,500 audit, free this season. No obligation and the roadmap is the client's to keep. - [Free email marketing audit](https://didoagency.com/audit/): the evergreen 200+ point account health audit, completed by a senior email marketing expert, delivered in 2-4 business days. ## Services - [Email marketing](https://didoagency.com/email-marketing/) - [SMS marketing](https://didoagency.com/sms-marketing/) - [RCS marketing](https://didoagency.com/rcs-marketing/) - [Lead generation database](https://didoagency.com/lead-generation/) - [Email design](https://didoagency.com/email_design/) ## Pricing - [Monthly plans](https://didoagency.com/dido-monthly-plan/): month-to-month retainers with no contracts. Foundation, Growth and Full Retention tiers covering strategy, copywriting, design, automation, deliverability and reporting. Every plan carries the 90-Day Growth Guarantee. ## Proof - [Case studies](https://didoagency.com/cases/) - [Client testimonials](https://didoagency.com/testimonials/) - [Brands we work with](https://didoagency.com/brands/) ## Resources - [Blog](https://didoagency.com/blog/) - [FAQ](https://didoagency.com/faq/) - [About](https://didoagency.com/about-us-email-marketing-agency/)