Most loyalty strategies come down to one of two instincts. Reward customers for what they already do, or give them something new to do. Points programs are the first. Participation is the second. Both can work, they are not mutually exclusive, but they solve different problems and it helps to know which one you are actually reaching for.
What a points program does
A points program records behaviour. The customer buys, the system logs it, a balance grows, and at some threshold there is a reward. Its strength is that it is simple, measurable and familiar: customers understand it instantly and it attaches cleanly to transactions you are already running. Its weakness is that it mostly rewards behaviour that would have happened anyway. The customer who was going to buy still buys, and now you have discounted it. Points are good at recording loyalty. They are not very good at creating it.
What participation does
Participation gives the customer something to do that did not exist before: a draw to enter, a game to play, an instant win, a challenge, a members-only moment. The strength is that it creates new reasons to come back rather than just logging old ones, and taking part is what turns a buyer into a member. The weakness is that it takes more design and more consistency. A one-off event does little; a regular rhythm builds the habit. Participation is harder to run, and it is the part that actually moves return rate.
When each one fits
High purchase frequency, a need to formalise rewards, customers who already buy often. Points tidy up an existing habit.
Low frequency, fierce competition, or a habit that does not exist yet. Participation creates the reason to return.
Points as the quiet ledger, participation as the reason to engage. The points record it, the participation drives it.
The honest decision rule
If your customers already come back often and you simply want to recognise it, a points program is the lighter tool. If your real problem is that customers buy once and disappear, points will not fix it, because you cannot record a behaviour that is not happening. That is a participation problem, and it needs something for the customer to take part in. Most brands reaching for a loyalty program actually have the second problem and buy the first solution.
Points measure the loyalty you have. Participation builds the loyalty you want. If you only do one, be honest about which problem you are solving. More on that in Customer Loyalty.