How to increase internal memory or move phone app to sd card.in samsung galaxy y and duos also

First of all Root your phone(becouse this process is based on the superuser) and back up data. Because while in partitioning sd card.memory in the sd card is formatted.so first backup your sd card
Required:
1.skin 1980 cwm .zip
2.link2sd app
Process:
1.connect your phone to pc after connecting make backup your sd card.
2.download skin 1980 cwm.zip(place in sd not in folders) and link2sd app place (it place in your pc)
3.switch off your phone.
4.press three buttons to enter into recovery mode.(home button+vol up+power button)at a time.
5.later the recovery logo comes.
6.there is an four options.
select apply update from sd card.(touch is dissabled here)
7.so using vol up and down for go up and down
8.home button to select the options
9.Back button for came back
10.after entering the option apply update from sd card.
11.it show the files in the sd card .then select the zip file.
12.select advanced.
13.then select partitioning sd card.
14. You ext options are there like this:
-128m
-256m
-512m
-1024m
-2048m
-4096m
Select what you want memory for your phone.one condition you select the below 1024(1gb) or 1024mb only.(becouse it lead some problems for phone).
15.after selecting the size
Swap sizes are there
You select 0m
16.after selecting 0m.the memory in the sd card is formatted.
17.select the option REBOOT SYSTEM NOW.your phone is rebooted.
18.later install the link2sd app on your phone then select ext3 option in that app.
19.later you move your phone apps to your sd.
    if you like this pls comment.