Love

Allah loves:

Those who do good deeds - Surah Al-Baqarah [2:195]
Those who ask Him for forgiveness - Surah Al-Baqarah [2:222]
Those who purify themselves - Surah Al-Baqarah [2:222]
Those who are Allah-fearing - Surah Imrân [3:76]
Those who are steadfast - Surah Imrân [3:146]
Those who trust Him - Surah Imrân [3:159]
Those who act justly - Surah Maida [5:42]
Those who strive for His cause - Surah Saff [61:4]
Those who follow His Prophet - Surah Imrân [3:31]

Allah does not love:

The aggressors - Surah Al-Baqarah [2:190]
The disbelievers - Surah Imrân [3:32]
Those who inflict injustice - Surah Imrân [3:57]
Evil (Surah Maida 5:64) and evil doers - Surah Al-Baqarah [2:205]
Those who are arrogant - Surah Nisa [4:36]
Those who spend lavishly - Surah 'Anaam [6:141]