More generally, working in a team helps a lot. It doesn't matter whether you are 2, 3 or 4 people. And it also doesn't matter whether you meet with a co-founde

More generally, working in a team helps a lot. It doesn't matter whether you are 2, 3 or 4 people. And it also doesn't matter whether you meet with a co-founder or a customer. It helps to meet in RL, but sometimes a plain phone call can be sufficient, too.