We know from the other campaigns that MPs notice the postcards and letters and respond to them.
We received positive feedback from MPs, supporters and the sector about the save-the-date cards.
Over 80 MPs from all major parties supported an amendment calling for a 28-day time limit on immigration detention
St Mungo's won their campaign to get the Government to drop their plans. This ensured hostel funding continued.
Freeing a political prisoner, especially a former Brazilian president, isn't easy. Yet printed post can still be delivered.
When promises aren't kept, pressure is needed to see them kept, especially when it is as urgent as a new hospital.
Putting your money where your campaign is: how the first PostBug campaign was by our founder.