Shoot balloons:
Sometimes at the top of the screen is a balloon. Use your slingshot to shoot it down for items.

Coconuts:
If you find a cocunut on the beach go over to a tree by the beach cut it down dig it up and bury the cocunut. Then in a few days it will grow. Repeat this and get a coconut orchard, then eachtime u get all the cocunuts go and sell them for 500 $ each.
(supplied by: ams999)

Get 100,000 in 30 minutes:
To get over 100,000 in 30 minutes follow these simple steps.

You need an axe and shovel.

(1) Go to a friends place and collect their fruit.
(2) Cut down all your native fruit growing trees in your town.
(3) Replace all your native fruit growing treese with the fruit from your friends town.
(4) Time travel 4 days in time.
(5) Collect all the fruit and sell it to Tom Nook.
(6) Go 3 days in time and all the fruit shall have grown back.

Keep repeating this and you shall have 100,000 bells or more in no time.
(supplied by: Taylah)Edited 10/06/2011 GMT

Get Golden Axe:
Trade a scallop seashell to Pascal for the golden axe.

Get Golden Bug Net:
Catch every type of bug once.

Get Golden Fishing Rod:
Catch every type of fish once.

Get Golden Shovel:
Bury a regular shovel in the ground then wait a day and dig it up.

Get Golden Slingshot:
Shoot 15 items out of the sky.

Get Golden Watering Can:
Keep the environment perfect for 16 days in a row.

Magic Rock
Everyday one of the rocks in your town will be magic, hit it and gold will come out of it. Continue hitting it until you no longer get any gold.

Get Golden Roses
Water a black rose with the golden can and it will have turned into a golden rose the next day

Mush Furniture
Contimer will trade mush furniture for a set number of Acorns.

Forest Floor
230 Acorns

Forest Wall
200 Acorns

Mush Bed
170 Acorns

Mush Chair
40 Acorns

Mush Closet
80 Acorns

Mush Dresser
60 Acorns

Mush End Table
10 Acorns

Mush Lamp
25 Acorns

Mush Stand
100 Acorns

Mush Stool
5 Acorns

Mush Table
120 Acorns

Mush TV
140 Acorns

Houses

Back Room
Pay off 848.000 Bells in the Town hall

First House Expansion
Pay off 19.800 Bells in the Town hall

Left Room
Pay off 598.000 Bells in the Town hall

Right Room
Pay off 728.000 Bells in the Town hall

Second House Expansion
Pay off 120.000 Bells in the Town hall

Upstairs Room
Pay off 298.000 Bells in the Town hall

Boondox Donations
Donate anough bells to the town of Boondox to get Feathers as rewards.

Blue Feather
Donate 200.000 Bells

Green Feather
Donate 10.000 Bells

Purple Feather
Donate 1.100.000 Bells

Rainbow Feather
Donate 6.400.000 Bells

Red Feather
Donate 800.000 Bells

White Feather<
Donate 1.400.000 Bells

Yellow Feather
Donate 500.000 Bells
Edited 10/06/2011 GMT