Ifyoupayincash,paymentisdueuponarrival.

If you pay in cash, payment is due upon arrival.
[Q]: [In2011,ECFawarded261individualtravelgrants(for845applications)rangingfrom250to700each.]
[A]: [In 2011, ECF awarded 261 individual travel grants (for 845 applications) ranging from 250 to 700 each.]
Problem: Add spaces: Thecolorblueneutralizesorangeyellowreflections.

Spaces added: The color blue neutralizes orange yellow reflections.
This text is missing some spaces, please add them: Extras:transportwheels,drinkingbottleholder
Extras : transport wheels , drinking bottle holder
input question: Fix spacing: Theyshouldalsolearn.Basictechniques-isbendingandfolding.Bendinginvolvesconnectionbetweentwopartieswithrespecttothefoldlineproduct,whichisplanned.

output answer: They should also learn. Basic techniques - is bending and folding. Bending involves connection between two parties with respect to the fold line product, which is planned.
input question: Fix spacing: Primarybraintumorsmayspreadwithinthecentralnervoussystem(brainandspinalcord),buttheyrarelyspreadtootherpartsofthebody.

output answer:
Primary brain tumors may spread within the central nervous system (brain and spinal cord), but they rarely spread to other parts of the body.