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Glossary

Glossary: cash on delivery, pickup rate, Nova Poshta and statistics

What cash on delivery and payment control are, how an unclaimed parcel differs from a refusal, and what percentage points and standard error mean. Short, plain, with links to detailed guides.

Payment and delivery

Cash on delivery (COD)

A payment method where the buyer pays for the goods when collecting the parcel and the carrier passes the money to the sender. For the buyer it feels risk-free; for the shop it carries refusal risk: shipping is already paid, and the money for the goods arrives only after pickup. More on the Nova Poshta and COD page.

Nalozhka

Ukrainian sellers' slang for cash on delivery: "ship it nalozhka", "a shop running on nalozhka". At Rampo we use it for parcels with cash on delivery or payment control — exactly the parcels we work with.

Payment on receipt

Another name for paying when the parcel is received: the buyer pays after seeing and getting the goods. In everyday use it is a synonym of cash on delivery and nalozhka.

Payment control

A Nova Poshta service where the buyer pays at pickup and the money goes to the sender's bank account via the financial company NovaPay. For pickup-rate analysis it behaves like cash on delivery: the buyer may still not collect the parcel. Fees depend on current rates — check Nova Poshta's website. More in the article on payment control.

NovaPay

The financial company of the Nova Poshta group that handles money for cash on delivery and payment control. Fees depend on current rates, so rely on the figures in your account rather than numbers from seller chats.

Waybill (TTN / express waybill)

The shipment number used to track a parcel: Nova Poshta calls it an express waybill (EN), sellers usually say TTN. Rampo bills "per waybill", i.e. per tracked parcel outside the control group. Combined with a phone number a waybill number unlocks recipient data, so we treat it as personal data.

Branch

A Nova Poshta location where the buyer collects the parcel. Once a parcel has "arrived at the branch", the free-storage countdown starts — this is the moment to start reminding the buyer.

Parcel locker

A self-service locker for collecting parcels. COD parcels in lockers can also go uncollected, so they appear on the call list just like branch parcels. Check Nova Poshta's current rules for locker storage periods.

Nova Poshta business account

The sender's account on the Nova Poshta website showing all shipments, statuses and costs. You can export an Excel file from it for the free pickup-rate audit, keeping just 4 columns. API keys are created and deleted there too.

Pickup and refusals

Pickup (collected parcel)

A parcel the buyer collected and paid for. For a COD shop this is the only moment a sale truly becomes money. At Rampo a pickup is a parcel with a "received" status in Nova Poshta's status reference.

Pickup rate

The share of COD parcels that buyers collected: collected ÷ (collected + not collected) × 100%. Count only parcels with a known outcome and keep "undetermined" ones separate. Step-by-step in the article on pickup rate.

Unclaimed parcel (non-pickup)

A COD parcel the buyer did not collect or refused, which then goes back to the sender. It costs the shop shipping, packaging, staff time and frozen stock. More in the article on unclaimed parcels.

Refusal to accept

When the buyer comes or says they will not take the parcel and it is sent back. Under Nova Poshta's rules a refused parcel is automatically returned to the sender. In Rampo statistics this counts as an unclaimed parcel.

Refuser

Seller slang for a buyer who orders with COD and does not collect the parcel — often repeatedly. Refusal analytics by product, region and ad source (soon) helps show where such buyers come from. More in the article on refusers.

Storage start date

The date from which a parcel officially sits at the branch or locker and the free period is counted. Rampo sorts the call list by it: parcels waiting longest come first.

Automatic return

A Nova Poshta service that sends an uncollected or refused parcel back to the sender without a separate request. Terms are described on the service page on Nova Poshta's website. For the shop it means that after a refusal the sale cannot be saved.

Return to sender

The parcel's way back to the shop after a refusal or the end of storage. Who pays for the return and how much depends on your contract and Nova Poshta's rates — check your account. In Rampo statistics a return to sender counts as unclaimed. More in the article on the cost of a refusal.

Undetermined status

Parcels whose status cannot be clearly classed as pickup or refusal — for example still in transit or with an unusual status. Rampo never counts them as losses. If more than 3% of an audit falls here, we review them by hand. Status codes are covered in Nova Poshta statuses.

Measurement and statistics

Control group

Buyers we deliberately do not remind, so their pickup rate can be compared with the reminder group. During the pilot these are buyers whose phone ends in an odd digit; after it, permanently 20% (digits 1 and 3). A buyer never moves from the reminder group into control. More on the methodology page.

Percentage point (pp)

The absolute difference between two percentages. If the pickup rate rises from 86% to 89.5%, that is +3.5 pp, although in relative terms it is only about +4%. We always report reminder effects in pp so as not to inflate the numbers.

Standard error

A measure of how much a result can vary by chance. For the difference between two proportions it is √(p1(1−p1)/n1 + p2(1−p2)/n2), where p is the group's pickup rate and n the number of parcels with a known outcome. More parcels mean a smaller error. More in how to measure reminder effectiveness.

Confidence interval

The range that very likely contains the true effect. A 95% confidence interval is roughly ±2 standard errors around the measured difference. If the interval includes zero, the effect is not proven yet — more data is needed.

Pilot

A free trial period with a control group: 21 days of shipments plus 14 days for every parcel to reach an outcome, with a report on day 35. It answers one question: do reminders raise the pickup rate in your shop.

Pay for results

A model where the shop pays only for extra parcels picked up compared with the control group. The amount never exceeds the Auto plan or drops below zero, and the rate is fixed per quarter. More on the pricing page.

Buyer communication

Call list

A list of COD parcels waiting at a branch or locker, sorted by storage start date. Rampo builds it twice a day, at 09:00 and 15:00 Kyiv time, with a Viber button for each buyer. More on the call list page.

Alpha name (SMS sender ID)

A text sender name for SMS instead of a phone number — for example your shop's name in Latin letters. The SMS provider gets it approved by mobile operators, which takes about 2–4 weeks. Format rules are set by the provider; TurboSMS, for example, allows up to 11 Latin characters.

Viber sender

A business account a shop uses to send Viber messages through a provider. It is registered with a separate application, often with a subscription or minimum payment — check the provider's current rates. At Rampo Viber reminders fall back to SMS when needed. More on the Viber and SMS reminders page.

Transactional message

A service message tied to a specific order: "your parcel is at the branch", "paid storage starts tomorrow". It is not advertising, but providers and the law still set rules on consent and content — so Rampo reminders cover only the parcel, with no promotion.

Nova Poshta API key

A secret string that gives a program access to your Nova Poshta account via the API. It has no read-only mode, so Rampo takes a key only after a contract, asks for a separate key, calls just 2 read methods and stores it encrypted. More on the data security page.

Data processing agreement

A written agreement under which the shop (the data owner/controller) instructs the service (the processor) to handle buyer data only for defined purposes. Without it Rampo does not take an API key. Ukrainian personal-data law requires it.

Business and marketing

UTM tags

Link parameters (utm_source, utm_campaign, etc.) that show which ad a buyer came from. A CRM stores them with the order. Rampo plans to use them to show pickup rate by ad source (soon). More on the refusal analytics page.

CRM

A system for managing a shop's orders and customers — for example KeyCRM or SalesDrive. It stores items, amounts and order sources. Rampo does not replace a CRM; it adds a call list, reminders and measured impact. More on the integrations page.

Tovarka (trend-product reselling)

Ukrainian slang for selling trend products — accessories, small electronics, home goods — through social-media ads and landing pages, mostly with cash on delivery. Because purchases are impulsive, refusal rates tend to be higher. More on the product resellers page.

Dropshipping

A model where the seller takes orders and the supplier ships the goods from its own warehouse. Waybills are then often created in the supplier's account, so the audit or connection needs access to that account.

Marketplace

A platform where many sellers list products in one catalogue — for example Prom.ua or Rozetka Marketplace. Buyers there often choose to pay on delivery, so unclaimed parcels are a noticeable loss for marketplace sellers. More on the Prom and Rozetka sellers page.

FOP (sole proprietor)

A Ukrainian individual entrepreneur (sole proprietor) — the most common legal form for small businesses in Ukraine. Many online shops operate as a FOP, and so does Rampo: invoices are issued by bank transfer in UAH.

Conversion rate

The share of visitors or orders that reach a target action. For a COD shop it matters to count conversion not just to an order but to a pickup: an order that never becomes a collected parcel brings no money.

LTV

Lifetime value — how much money a customer brings over the whole relationship. A buyer who never collected their first parcel often does not come back, so unclaimed parcels reduce not just monthly revenue but also LTV.

CAC

Customer acquisition cost — what it costs to win one buyer through advertising. If the buyer does not collect the parcel, that CAC is wasted, so measure ad cost per collected order, not per order placed.

Key terms in brief

What is cash on delivery in simple terms?

The buyer pays for the goods when collecting the parcel and the carrier passes the money to the shop. If the buyer does not collect it, the shop gets no money but has already paid for shipping.

How does payment control differ from cash on delivery?

For the buyer there is little difference: they also pay at pickup. For the shop, payment-control money arrives in its bank account via NovaPay. For pickup-rate analysis both behave the same.

What is a TTN?

The shipment number used to track a parcel; Nova Poshta calls it an express waybill. At Rampo we treat waybill numbers as personal data.

What is paid storage at Nova Poshta?

Storage at the branch after 5 free days (not counting the delivery day). The cost follows Nova Poshta's rates.

Terms are clear — now let's count your numbers

A free audit shows your pickup rate and losses in UAH within 1 business day.