Written for Malachain: the essentials, without the noise.
A patch of lawn left to grow long from spring to late summer becomes a meadow with almost no effort, and the insects arrive within weeks. Add a few native wildflower plugs, let clover and daisies flower before mowing, and leave a strip of longer grass along a fence through winter so caterpillars and beetles have somewhere to shelter.
A shallow dish of water with pebbles gives bees a safe drink, and a log pile in a shady corner houses beetles and the birds that eat them. Skip pesticides entirely; a healthy garden balances itself within a season or two. The reward is a garden that moves and hums, costs less to maintain than a lawn, and looks different every week of the year.
The most useful step is usually the first one. Pick a single suggestion, try it for a couple of weeks, and then decide whether it is worth keeping. Small, steady improvements last longer than ambitious plans that are hard to maintain once everyday life gets busy again.
It also helps to talk the subject through with friends or colleagues who have tried something similar. Their experience points out the details that guides leave out: how long things really take, which costs were unexpected, and which shortcuts turned out to be a mistake.
There is more to learn on this subject, and the linked website goes into greater depth. Treat this article as an introduction rather than the final word, and check any important decision against up-to-date, reliable sources before relying on it.