Knowledge Base
Acquisition Channels
Customer acquisition channels with conversion funnels and payment models. Each channel contains subchannels with individual parameters.
Conversion Funnel
Reach → Clicks → Installs → Sales
Each subchannel has 4 funnel stages with conversion rates between them.
Used in: Channel sales calculation → newCardsThisMonth.
Affects: New cards → active cards → all model metrics.
Payment Models
CPM — per 1,000 impressions
Payment per thousand impressions (reach).
Used in: channelsCost → totalMonthlyCost.
Affects: Channel expenses → CAC, P&L.
CPC — per click
Payment per click.
Used in: channelsCost → totalMonthlyCost.
Affects: Channel expenses → CAC, P&L.
CPI — per install
Payment per app install.
Used in: channelsCost → totalMonthlyCost.
Affects: Channel expenses → CAC, P&L.
CPO — per sale
Payment per completed sale (card issuance).
Used in: channelsCost → totalMonthlyCost.
Affects: Channel expenses → CAC, P&L.
Derived Channel Metrics
Subchannel CPI
Cost per install for the subchannel.
Used in: Display in channels table.
Subchannel CPO
Cost per sale for the subchannel.
Used in: Display in channels table.
Ramp-up (efficiency buildup)
Effectiveness Coefficient
A subchannel can have a delay and ramp-up period. Actual sales = sales × effectiveness. Profiles: instant, linear, exponential.
Used in: Actual channel sales calculation.
Affects: newCardsThisMonth → entire model.
Referral Program
K-factor
Viral coefficient: what percentage of users invite friends, average number of invitations per user, and what percentage of invitees convert.
Used in: salesFromReferral calculation → newCardsThisMonth.
Affects: New cards → activeCards → all metrics.
Referral Program Costs
Costs include rewards for both the referrer and the referee. Reward triggers: purchase, retail purchase volume, P2P transfers, conversions, etc.
Used in: referralCost → totalMonthlyCost, CAC.
Affects: Total expenses → P&L, acquisition cost.