The idea of having 'everything' in your app doesn't necessarily mean it becomes better than its competitors. Filling the app with odd functions seems tasty. But there's a number of situations when you should actually say no to the temptation of packing your software with excessive features.

What are the bad things that overfeaturing leads to? One: your app becomes more...

People come to me all the time with sales letter that don’t sell.

Here are questions you can ask yourself straight away to get an idea why.

1) Is the market there?
Now this seems like an obvious one but there are many people out there who have created a product and then tried to find someone to sell it to.
Bad idea!!
Even if you are the top copy in the world, you won’t be able to make people buy something they are not interested in.

2)...