1. Buy new cooker online. Take careful note of the terms and conditions, which state that unless your existing cooker is thoroughly disconnected at time of delivery, the delivery staff will neither take it away nor install the new one for you.
2. Spend an evening with your head in a cupboard disconnecting wires.
3. Await delivery of new cooker.
4. Receive phone call informing you that the delivery staff have accidentally dropped your new cooker, which is now in bits, and that it will take a week to procure a new one from the manufacturers. Explain angrily that there's no way you'll be able to reconnect the old cooker safely, and that this means you'll be spending a week preparing meals for two adults and a one-year-old using a camping stove.
5. Spend a week preparing meals for two adults and a one-year-old using a camping stove.
6. Await delivery of new cooker.
7. Welcome delivery staff. Listen in appalled horror as they inform you that you've been too thorough in disconnecting the old cooker, that they need to reattach some of the screws you took out from the junction box, and that this is utterly, completely infeasible without a magnetic screwdriver, which, oops, they happen not to have with them that day. Watch as delivery staff demonstrate that, look, they're trying their best but, ooh, it's really hard.
8. Watch as wife demands access to junction box and reattaches screws with brisk efficiency. Try very, very hard not to giggle.
9. Watch as delivery staff install new cooker, take away old cooker and leave.
10. Victory dance.
11. [Optional] Agree to throw in new cooker free if potential buyers agree to purchase your house. Repeat from 1.