How to grow avocados is a question with a few answers possible. First it depends on how soon and if you want the tree to fruit. Grown from the seed an avocado fruit will take about ten years to mature and bear fruit - and this will only happen if.
Rubber plant - great accent plant, but subject to 'gremlins' so watch the leaves undersides too. Don't over water, and never leave dried out or diseased leave in pot. Light is great - burning sun not so good!
Grow potatoes in a laundry basket.--I bought the laundry baskets at a local dollar store (I have 2 baskets). I filled the baskets with about of soil & compost, then put a seed potato into each basket (each potato was cut.