Assertion: referral | /r/CreatedBy | happy customers
Facets:
value: through a referral link
type: MANNER
value: through either a referral code
type: MANNER
value: through a rewards card
type: MANNER
Source sentences:
text: Modern referral programs, or a refer-a-friend-program, uses software to track referrals made by happy customers through either a referral code, a rewards card, or a referral link.