whats wrong with this plant

whats wrong with this plant

my friend has a house plant that the tips keep turning brown, and some of the leaves seem quite washed out in color. can anyone tell me whats wrong with it or how to fix it? entire plant, brown tipped leaves near bottom, washed out looking leaves near top Photobucket brown tips Photobucket washed out looking leaves, much less green color than other leaves Photobucket
Plant appearance question: no more food causing plants to turn paler/wilt?

Plant appearance question: no more food causing plants to turn paler/wilt?

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Growing Potatoes

The rain.

The rain.

Container garden success!

Container garden success!

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OMGYAY!

OMGYAY!