Marriage registration Chennai

Marriage registration Chennai :

One of friend living in Navaloor, OMR near SIPCOT, Kanchiupram district . He is a Hindu native of Coimbatore and the bride is also a Hindu and native of Pollachi. They wanted to do register love marriage in the end of 2018.

Both the parents won’t come so they want to complete the Hindu marriage registration process without both the Parents presence and knowledge. Also they are going to apply Canada PR and they need marriage certificate in quick process to start visa process.

they approached nearby sub registrar office in OMR, they said that Love Marriage may not be registered in Chennai . Also he told that the groom address comes under Thirupporur, sub Registrar office and advised to approach Thirupporur, OMR sub registrar office for further details.

Also he told to visit Thirupporur, SRO with following documents If we wish to register love marriage under Tamilnadu Marriage Act 2009:

1. Ration card with Tamilnadu Address .
2. Aadhar card with Tamilnadu Address
3. Temple receipt (only from HRNC temple)
4. Both parents

But the situation is they approached following hrnc temples in Chennai :
1. Kabaleeswarar temple, Mylaore
2. Vadapalani Murugan temple
3. Thiruverkadu temple
4. Kunrathur murugan temple
5. Tirupati devastanam in Tnagar
6. Tiruporur temple

But all are ready to perform the marriage but they are not ready to issue any receipt and it is also an love marriage she is native of Pollachi and she cannot produce those documents and parents.

Is there any possibility to do love marriage registration without parents and those documents. If it is possible please answer the following queries .
Where is Navaloor, Sub registrar office ?
What is the procedure for register love marriage with other state bride in Navaloor, Sub registrar office , Chennai ?
What is the exact documents required for love marriage registration under Tamilnadu Marriage Act 2009 in Navaloor, Sub registrar office Chennai ?
How long will take to complete the Tamilnadu Marriage Act 2009 registration in Navaloor, Sub registrar office Chennai ?
After getting marriage certificate, what is the formalities to inform the same to wife parents?
Under which provision parents and temple receipt necessary for Tamilnadu Marriage Act 2009 in Tamilnadu ?
What is the time limit for Tamilnadu Marriage Act 2009 ?
Can you suggest any marriage registration consultancy near Navaloor, Sholinganallur, Tirupporur and Area ?
Is there any notice will be sent to parents ?