Purchasing 
 by Change preposition
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 online like books, air 
, and groceries is gaining more popularity. I think 
 thing will give many benefits to 
.
By online buying, 
 do not have to go to offline 
storeFix the agreement mistake
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 . They can just as simply 
as Change preposition
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 use their phone to buy anything they want or need. Not only that
,Remove the comma
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  but 
  can check the price on the 
 and give benefits for 
 to decide whether they will purchase the products or services or not. Based on my experience, sometimes the products 
which sellingWrong verb form
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  online are cheaper than 
buy itVerb problem
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  directly at 
storeAdd an article
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 . 
, 
the Correct article usage
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 girls tend to buy make-up or skincare by online because they have much time to think (there are no 
staffsFix the agreement mistake
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  who will rush them when 
chooseChange the verb form
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  a product) and obviously the price 
alsoAdd a missing verb
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  different. It is common 
ifCorrect word choice
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   buyFix the infinitive
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  it online, 
thereCorrect word choice
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  will be many promos and discounts.
, 
payWrong verb form
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  and 
returnWrong verb form
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  by online systems is 
more easyReplace the words
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  than 
you buyWrong verb form
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  it offline. 
, 
  have their own business and do not have enough time to do grocery shopping. By doing online shopping, it will save 
yourCorrect pronoun usage
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  money and time. Buying online 
  will prevent 
 from the fear of 
sold outAdd a hyphen
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   because they can get the 
 in a simple way. 
, if 
 want to watch movies in 
cinemaCorrect article usage
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 , they can see the schedule, price, list the films, etc on the 
internetCapitalize word
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 . So, it is much easier and 
feelChange the verb form
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  more comfortable.
Notwithstanding all of the advantages, 
 thing might have some troubles. 
 who are not familiar may confused 
howChange preposition
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  to buy online 
. 
, there are a lot of online frauds. Because of that, 
 choose to buy 
the Correct article usage
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 things offline. The signal of the 
 and not all 
of Change preposition
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 peopleAdd an article
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  haveWrong verb form
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  handphoneFix the agreement mistake
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   can be 
the Correct article usage
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 problems. But, as long as 
the Correct article usage
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  understand how to use 
internetCorrect article usage
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  and 
wiseAdd a missing verb
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  when making 
transactionFix the agreement mistake
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 , I think there will be no problem.
To summarise, the advantages 
are Unnecessary verb
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  the disadvantages. Convenience and security become the 
considerationFix the agreement mistake
show examples
  why buying online 
 moreAdd a missing verb
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  and more popular.