You can buy chocolate in bulk at a cheap price from wholesale stores, online retailers, or directly from chocolate manufacturers.
No. Legos are a standard for toy blocks. I'm sure you can find off-brand cheap versions if you don't have the money to buy legos.
There are many online options to buy skate Legos. The official Legos website has a variety of buying options. Other sites such as Amazon offer skate Legos as well. You may be able to get skate Legos at a discounted price from sites like eBay.
Check eBay. Or maybe just buy the NXT and motors if you already have a bunch of legos. Type your answer here...
You can to to the store and find cheap cake boxes at Michaels or Joanne If you want to buy them online you can check out Amazon.com. I would recommend Cooksdreams.com. You can get them for a great deal in bulk if you needed. Another site for bulk boxes is avisbag.com
You can buy batteries cheap and in bulk online at websites such as CheapBatteries, MedicBatteries, and even Amazon. If you're looking for cheap car batteries you can find those used from personal sellers on websites such as Craigslist.
It is always better to buy in bulk, as you get a better price when you purchase large quantities of any product. There are many internet sites that offer bulk and wholesale products, such as "overstock.com".
You can't get her to buy you Legos...... But you can buy them yourself!
BrickLink is an online store that sells LEGO. They can sell LEGO very cheap because it is all secondhand LEGO. You can buy LEGO in bulk or just buy certain pieces that you need.
There are many places where someone can purchase cheap, affordable copy paper in bulk. The best place to check out would have to be the website, Business Supply.
One could buy (cheap) gardening gloves online at various websites. The most popular and therefor recommended websites are 'Nextag' and 'Erowholesale'.
You can get cheap vitamins from Costco buying them wholesale and in bulk. You can also buy online which makes it cheaper and reduce some dispensing fees.