Other modalities should also be used: community radio, mobile vans, and information points or boards at the entrances to health or education facilities, among others. Alternatives such as scheduled appointments could be offered to improve participation by poor households and self-selection into registering for available programmes. They rely more on income earned from employment rather than self-production, so they are more vulnerable to unemployment and underemployment, low and erratic incomes in the informal economy, and rising prices.